Home / 156,657.75-234,991.17-38,329.05

Finding the Fourth Proportional to 156,657.75, 234,991.17 and 38,329.05

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Solution

The fourth proportional to 156,657.75, 234,991.17 and 38,329.05 is: 57,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,657.75 : 234,991.17 = 38,329.05 : x
  2. Step 2: Convert to fraction form
    156,657.75/234,991.17 = 38,329.05/x
  3. Step 3: Cross multiply
    156,657.75x = 234,991.17 × 38,329.05
  4. Step 4: Simplify right side
    156,657.75x = 9,006,988,304.49
  5. Step 5: Solve for x
    x = 9,006,988,304.49/156,657.75
  6. Step 6: Final answer
    x = 57,494.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.