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Finding the Fourth Proportional to 165,076.40, 247,614.60 and 59,881.70

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Solution

The fourth proportional to 165,076.40, 247,614.60 and 59,881.70 is: 89,822.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,076.40 : 247,614.60 = 59,881.70 : x
  2. Step 2: Convert to fraction form
    165,076.40/247,614.60 = 59,881.70/x
  3. Step 3: Cross multiply
    165,076.40x = 247,614.60 × 59,881.70
  4. Step 4: Simplify right side
    165,076.40x = 14,827,583,192.82
  5. Step 5: Solve for x
    x = 14,827,583,192.82/165,076.40
  6. Step 6: Final answer
    x = 89,822.55

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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.