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Finding the Fourth Proportional to 50,275.92, 69,390.90 and 29,052.30

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Solution

The fourth proportional to 50,275.92, 69,390.90 and 29,052.30 is: 40,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,275.92 : 69,390.90 = 29,052.30 : x
  2. Step 2: Convert to fraction form
    50,275.92/69,390.90 = 29,052.30/x
  3. Step 3: Cross multiply
    50,275.92x = 69,390.90 × 29,052.30
  4. Step 4: Simplify right side
    50,275.92x = 2,015,965,244.07
  5. Step 5: Solve for x
    x = 2,015,965,244.07/50,275.92
  6. Step 6: Final answer
    x = 40,098.03

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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.