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Finding the Fourth Proportional to 155,687.70, 233,445.15 and 62,087.70

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Solution

The fourth proportional to 155,687.70, 233,445.15 and 62,087.70 is: 93,097.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,687.70 : 233,445.15 = 62,087.70 : x
  2. Step 2: Convert to fraction form
    155,687.70/233,445.15 = 62,087.70/x
  3. Step 3: Cross multiply
    155,687.70x = 233,445.15 × 62,087.70
  4. Step 4: Simplify right side
    155,687.70x = 14,494,072,439.66
  5. Step 5: Solve for x
    x = 14,494,072,439.66/155,687.70
  6. Step 6: Final answer
    x = 93,097.09

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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.