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Finding the Fourth Proportional to 177,528.56, 266,339.02 and 52,869.56

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Solution

The fourth proportional to 177,528.56, 266,339.02 and 52,869.56 is: 79,318.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,528.56 : 266,339.02 = 52,869.56 : x
  2. Step 2: Convert to fraction form
    177,528.56/266,339.02 = 52,869.56/x
  3. Step 3: Cross multiply
    177,528.56x = 266,339.02 × 52,869.56
  4. Step 4: Simplify right side
    177,528.56x = 14,081,227,331.90
  5. Step 5: Solve for x
    x = 14,081,227,331.90/177,528.56
  6. Step 6: Final answer
    x = 79,318.09

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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.