Home / 55,048.96-75,999.04-36,240.76

Finding the Fourth Proportional to 55,048.96, 75,999.04 and 36,240.76

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Solution

The fourth proportional to 55,048.96, 75,999.04 and 36,240.76 is: 50,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.96 : 75,999.04 = 36,240.76 : x
  2. Step 2: Convert to fraction form
    55,048.96/75,999.04 = 36,240.76/x
  3. Step 3: Cross multiply
    55,048.96x = 75,999.04 × 36,240.76
  4. Step 4: Simplify right side
    55,048.96x = 2,754,262,968.87
  5. Step 5: Solve for x
    x = 2,754,262,968.87/55,048.96
  6. Step 6: Final answer
    x = 50,032.97

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Half scale
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Double scale
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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.