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Finding the Fourth Proportional to 63,671.52, 95,039.88 and 58,980

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Solution

The fourth proportional to 63,671.52, 95,039.88 and 58,980 is: 88,037.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,671.52 : 95,039.88 = 58,980 : x
  2. Step 2: Convert to fraction form
    63,671.52/95,039.88 = 58,980/x
  3. Step 3: Cross multiply
    63,671.52x = 95,039.88 × 58,980
  4. Step 4: Simplify right side
    63,671.52x = 5,605,452,122.40
  5. Step 5: Solve for x
    x = 5,605,452,122.40/63,671.52
  6. Step 6: Final answer
    x = 88,037.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.