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Finding the Fourth Proportional to 52,959.52, 73,087.72 and 29,086.44

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Solution

The fourth proportional to 52,959.52, 73,087.72 and 29,086.44 is: 40,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,959.52 : 73,087.72 = 29,086.44 : x
  2. Step 2: Convert to fraction form
    52,959.52/73,087.72 = 29,086.44/x
  3. Step 3: Cross multiply
    52,959.52x = 73,087.72 × 29,086.44
  4. Step 4: Simplify right side
    52,959.52x = 2,125,861,646.84
  5. Step 5: Solve for x
    x = 2,125,861,646.84/52,959.52
  6. Step 6: Final answer
    x = 40,141.25

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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.