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Finding the Fourth Proportional to 132,059.76, 182,241.41 and 71,630.25

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Solution

The fourth proportional to 132,059.76, 182,241.41 and 71,630.25 is: 98,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,059.76 : 182,241.41 = 71,630.25 : x
  2. Step 2: Convert to fraction form
    132,059.76/182,241.41 = 71,630.25/x
  3. Step 3: Cross multiply
    132,059.76x = 182,241.41 × 71,630.25
  4. Step 4: Simplify right side
    132,059.76x = 13,053,997,400.50
  5. Step 5: Solve for x
    x = 13,053,997,400.50/132,059.76
  6. Step 6: Final answer
    x = 98,849.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.