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Finding the Fourth Proportional to 59,177.80, 81,658.02 and 33,687.46

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Solution

The fourth proportional to 59,177.80, 81,658.02 and 33,687.46 is: 46,484.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,177.80 : 81,658.02 = 33,687.46 : x
  2. Step 2: Convert to fraction form
    59,177.80/81,658.02 = 33,687.46/x
  3. Step 3: Cross multiply
    59,177.80x = 81,658.02 × 33,687.46
  4. Step 4: Simplify right side
    59,177.80x = 2,750,851,282.43
  5. Step 5: Solve for x
    x = 2,750,851,282.43/59,177.80
  6. Step 6: Final answer
    x = 46,484.51

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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.