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Finding the Fourth Proportional to 165,073.38, 247,708.44 and 59,900.55

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Solution

The fourth proportional to 165,073.38, 247,708.44 and 59,900.55 is: 89,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,073.38 : 247,708.44 = 59,900.55 : x
  2. Step 2: Convert to fraction form
    165,073.38/247,708.44 = 59,900.55/x
  3. Step 3: Cross multiply
    165,073.38x = 247,708.44 × 59,900.55
  4. Step 4: Simplify right side
    165,073.38x = 14,837,871,795.64
  5. Step 5: Solve for x
    x = 14,837,871,795.64/165,073.38
  6. Step 6: Final answer
    x = 89,886.52

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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.