Home / 55,818.48-77,049.75-36,961.68

Finding the Fourth Proportional to 55,818.48, 77,049.75 and 36,961.68

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Solution

The fourth proportional to 55,818.48, 77,049.75 and 36,961.68 is: 51,020.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,818.48 : 77,049.75 = 36,961.68 : x
  2. Step 2: Convert to fraction form
    55,818.48/77,049.75 = 36,961.68/x
  3. Step 3: Cross multiply
    55,818.48x = 77,049.75 × 36,961.68
  4. Step 4: Simplify right side
    55,818.48x = 2,847,888,203.58
  5. Step 5: Solve for x
    x = 2,847,888,203.58/55,818.48
  6. Step 6: Final answer
    x = 51,020.53

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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.