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Finding the Fourth Proportional to 101,587.59, 152,280.95 and 48,185.91

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Solution

The fourth proportional to 101,587.59, 152,280.95 and 48,185.91 is: 72,231.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,587.59 : 152,280.95 = 48,185.91 : x
  2. Step 2: Convert to fraction form
    101,587.59/152,280.95 = 48,185.91/x
  3. Step 3: Cross multiply
    101,587.59x = 152,280.95 × 48,185.91
  4. Step 4: Simplify right side
    101,587.59x = 7,337,795,910.48
  5. Step 5: Solve for x
    x = 7,337,795,910.48/101,587.59
  6. Step 6: Final answer
    x = 72,231.22

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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.