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Finding the Fourth Proportional to 177,390.52, 266,129.52 and 52,731.52

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Solution

The fourth proportional to 177,390.52, 266,129.52 and 52,731.52 is: 79,110.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,390.52 : 266,129.52 = 52,731.52 : x
  2. Step 2: Convert to fraction form
    177,390.52/266,129.52 = 52,731.52/x
  3. Step 3: Cross multiply
    177,390.52x = 266,129.52 × 52,731.52
  4. Step 4: Simplify right side
    177,390.52x = 14,033,414,106.47
  5. Step 5: Solve for x
    x = 14,033,414,106.47/177,390.52
  6. Step 6: Final answer
    x = 79,110.28

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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.