Home / 104,637.38-144,420.53-62,187.70

Finding the Fourth Proportional to 104,637.38, 144,420.53 and 62,187.70

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Solution

The fourth proportional to 104,637.38, 144,420.53 and 62,187.70 is: 85,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,637.38 : 144,420.53 = 62,187.70 : x
  2. Step 2: Convert to fraction form
    104,637.38/144,420.53 = 62,187.70/x
  3. Step 3: Cross multiply
    104,637.38x = 144,420.53 × 62,187.70
  4. Step 4: Simplify right side
    104,637.38x = 8,981,180,593.48
  5. Step 5: Solve for x
    x = 8,981,180,593.48/104,637.38
  6. Step 6: Final answer
    x = 85,831.47

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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.