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Finding the Fourth Proportional to 59,187.92, 88,752.71 and 49,331.84

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Solution

The fourth proportional to 59,187.92, 88,752.71 and 49,331.84 is: 73,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,187.92 : 88,752.71 = 49,331.84 : x
  2. Step 2: Convert to fraction form
    59,187.92/88,752.71 = 49,331.84/x
  3. Step 3: Cross multiply
    59,187.92x = 88,752.71 × 49,331.84
  4. Step 4: Simplify right side
    59,187.92x = 4,378,334,168.85
  5. Step 5: Solve for x
    x = 4,378,334,168.85/59,187.92
  6. Step 6: Final answer
    x = 73,973.45

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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.