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Finding the Fourth Proportional to 118,044, 162,902.88 and 67,754.88

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Solution

The fourth proportional to 118,044, 162,902.88 and 67,754.88 is: 93,502.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,044 : 162,902.88 = 67,754.88 : x
  2. Step 2: Convert to fraction form
    118,044/162,902.88 = 67,754.88/x
  3. Step 3: Cross multiply
    118,044x = 162,902.88 × 67,754.88
  4. Step 4: Simplify right side
    118,044x = 11,037,465,086.05
  5. Step 5: Solve for x
    x = 11,037,465,086.05/118,044
  6. Step 6: Final answer
    x = 93,502.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.