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Finding the Fourth Proportional to 178,463.82, 267,688.02 and 60,134.70

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Solution

The fourth proportional to 178,463.82, 267,688.02 and 60,134.70 is: 90,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,463.82 : 267,688.02 = 60,134.70 : x
  2. Step 2: Convert to fraction form
    178,463.82/267,688.02 = 60,134.70/x
  3. Step 3: Cross multiply
    178,463.82x = 267,688.02 × 60,134.70
  4. Step 4: Simplify right side
    178,463.82x = 16,097,338,776.29
  5. Step 5: Solve for x
    x = 16,097,338,776.29/178,463.82
  6. Step 6: Final answer
    x = 90,199.45

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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.