Home / 55,248.28-76,218.34-37,336.76

Finding the Fourth Proportional to 55,248.28, 76,218.34 and 37,336.76

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Solution

The fourth proportional to 55,248.28, 76,218.34 and 37,336.76 is: 51,508.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248.28 : 76,218.34 = 37,336.76 : x
  2. Step 2: Convert to fraction form
    55,248.28/76,218.34 = 37,336.76/x
  3. Step 3: Cross multiply
    55,248.28x = 76,218.34 × 37,336.76
  4. Step 4: Simplify right side
    55,248.28x = 2,845,745,868.18
  5. Step 5: Solve for x
    x = 2,845,745,868.18/55,248.28
  6. Step 6: Final answer
    x = 51,508.32

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Half scale
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Double scale
Find fourth proportional to 55,249.28, 76,219.72 and 37,337.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.