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Finding the Fourth Proportional to 176,543.79, 264,732.42 and 64,144.74

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Solution

The fourth proportional to 176,543.79, 264,732.42 and 64,144.74 is: 96,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,543.79 : 264,732.42 = 64,144.74 : x
  2. Step 2: Convert to fraction form
    176,543.79/264,732.42 = 64,144.74/x
  3. Step 3: Cross multiply
    176,543.79x = 264,732.42 × 64,144.74
  4. Step 4: Simplify right side
    176,543.79x = 16,981,192,250.47
  5. Step 5: Solve for x
    x = 16,981,192,250.47/176,543.79
  6. Step 6: Final answer
    x = 96,186.86

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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.