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Finding the Fourth Proportional to 104,591.88, 156,838.82 and 37,985.58

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Solution

The fourth proportional to 104,591.88, 156,838.82 and 37,985.58 is: 56,960.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,591.88 : 156,838.82 = 37,985.58 : x
  2. Step 2: Convert to fraction form
    104,591.88/156,838.82 = 37,985.58/x
  3. Step 3: Cross multiply
    104,591.88x = 156,838.82 × 37,985.58
  4. Step 4: Simplify right side
    104,591.88x = 5,957,613,354.29
  5. Step 5: Solve for x
    x = 5,957,613,354.29/104,591.88
  6. Step 6: Final answer
    x = 56,960.57

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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.