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Finding the Fourth Proportional to 178,807.49, 268,044.47 and 60,396.02

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Solution

The fourth proportional to 178,807.49, 268,044.47 and 60,396.02 is: 90,537.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,807.49 : 268,044.47 = 60,396.02 : x
  2. Step 2: Convert to fraction form
    178,807.49/268,044.47 = 60,396.02/x
  3. Step 3: Cross multiply
    178,807.49x = 268,044.47 × 60,396.02
  4. Step 4: Simplify right side
    178,807.49x = 16,188,819,171.01
  5. Step 5: Solve for x
    x = 16,188,819,171.01/178,807.49
  6. Step 6: Final answer
    x = 90,537.70

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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.