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Finding the Fourth Proportional to 238,337.72, 328,825.96 and 134,957.82

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Solution

The fourth proportional to 238,337.72, 328,825.96 and 134,957.82 is: 186,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,337.72 : 328,825.96 = 134,957.82 : x
  2. Step 2: Convert to fraction form
    238,337.72/328,825.96 = 134,957.82/x
  3. Step 3: Cross multiply
    238,337.72x = 328,825.96 × 134,957.82
  4. Step 4: Simplify right side
    238,337.72x = 44,377,634,721.01
  5. Step 5: Solve for x
    x = 44,377,634,721.01/238,337.72
  6. Step 6: Final answer
    x = 186,196.44

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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.