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Finding the Fourth Proportional to 104,375, 144,037.50 and 59,663.96

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Solution

The fourth proportional to 104,375, 144,037.50 and 59,663.96 is: 82,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,375 : 144,037.50 = 59,663.96 : x
  2. Step 2: Convert to fraction form
    104,375/144,037.50 = 59,663.96/x
  3. Step 3: Cross multiply
    104,375x = 144,037.50 × 59,663.96
  4. Step 4: Simplify right side
    104,375x = 8,593,847,638.50
  5. Step 5: Solve for x
    x = 8,593,847,638.50/104,375
  6. Step 6: Final answer
    x = 82,336.26

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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.