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Finding the Fourth Proportional to 79,160.66, 118,747.15 and 23,001.58

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Solution

The fourth proportional to 79,160.66, 118,747.15 and 23,001.58 is: 34,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,160.66 : 118,747.15 = 23,001.58 : x
  2. Step 2: Convert to fraction form
    79,160.66/118,747.15 = 23,001.58/x
  3. Step 3: Cross multiply
    79,160.66x = 118,747.15 × 23,001.58
  4. Step 4: Simplify right side
    79,160.66x = 2,731,371,658.62
  5. Step 5: Solve for x
    x = 2,731,371,658.62/79,160.66
  6. Step 6: Final answer
    x = 34,504.15

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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.