Home / 156,387.20-234,544.82-93,225.15

Finding the Fourth Proportional to 156,387.20, 234,544.82 and 93,225.15

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Solution

The fourth proportional to 156,387.20, 234,544.82 and 93,225.15 is: 139,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,387.20 : 234,544.82 = 93,225.15 : x
  2. Step 2: Convert to fraction form
    156,387.20/234,544.82 = 93,225.15/x
  3. Step 3: Cross multiply
    156,387.20x = 234,544.82 × 93,225.15
  4. Step 4: Simplify right side
    156,387.20x = 21,865,475,560.10
  5. Step 5: Solve for x
    x = 21,865,475,560.10/156,387.20
  6. Step 6: Final answer
    x = 139,816.28

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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.