Home / 60,168.20-83,050.11-38,948.90

Finding the Fourth Proportional to 60,168.20, 83,050.11 and 38,948.90

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Solution

The fourth proportional to 60,168.20, 83,050.11 and 38,948.90 is: 53,761.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,168.20 : 83,050.11 = 38,948.90 : x
  2. Step 2: Convert to fraction form
    60,168.20/83,050.11 = 38,948.90/x
  3. Step 3: Cross multiply
    60,168.20x = 83,050.11 × 38,948.90
  4. Step 4: Simplify right side
    60,168.20x = 3,234,710,014.13
  5. Step 5: Solve for x
    x = 3,234,710,014.13/60,168.20
  6. Step 6: Final answer
    x = 53,761.13

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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.