Home / 102,306.74-141,190.38-62,022.20

Finding the Fourth Proportional to 102,306.74, 141,190.38 and 62,022.20

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Solution

The fourth proportional to 102,306.74, 141,190.38 and 62,022.20 is: 85,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,306.74 : 141,190.38 = 62,022.20 : x
  2. Step 2: Convert to fraction form
    102,306.74/141,190.38 = 62,022.20/x
  3. Step 3: Cross multiply
    102,306.74x = 141,190.38 × 62,022.20
  4. Step 4: Simplify right side
    102,306.74x = 8,756,937,280.48
  5. Step 5: Solve for x
    x = 8,756,937,280.48/102,306.74
  6. Step 6: Final answer
    x = 85,594.92

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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.