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Finding the Fourth Proportional to 59,214.84, 81,771.04 and 38,031.02

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Solution

The fourth proportional to 59,214.84, 81,771.04 and 38,031.02 is: 52,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,214.84 : 81,771.04 = 38,031.02 : x
  2. Step 2: Convert to fraction form
    59,214.84/81,771.04 = 38,031.02/x
  3. Step 3: Cross multiply
    59,214.84x = 81,771.04 × 38,031.02
  4. Step 4: Simplify right side
    59,214.84x = 3,109,836,057.66
  5. Step 5: Solve for x
    x = 3,109,836,057.66/59,214.84
  6. Step 6: Final answer
    x = 52,517.85

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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.