Home / 156,338.79-234,822-93,281.97

Finding the Fourth Proportional to 156,338.79, 234,822 and 93,281.97

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Solution

The fourth proportional to 156,338.79, 234,822 and 93,281.97 is: 140,110.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,338.79 : 234,822 = 93,281.97 : x
  2. Step 2: Convert to fraction form
    156,338.79/234,822 = 93,281.97/x
  3. Step 3: Cross multiply
    156,338.79x = 234,822 × 93,281.97
  4. Step 4: Simplify right side
    156,338.79x = 21,904,658,759.34
  5. Step 5: Solve for x
    x = 21,904,658,759.34/156,338.79
  6. Step 6: Final answer
    x = 140,110.20

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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.