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Finding the Fourth Proportional to 50,700.33, 69,962.13 and 29,480.76

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Solution

The fourth proportional to 50,700.33, 69,962.13 and 29,480.76 is: 40,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,700.33 : 69,962.13 = 29,480.76 : x
  2. Step 2: Convert to fraction form
    50,700.33/69,962.13 = 29,480.76/x
  3. Step 3: Cross multiply
    50,700.33x = 69,962.13 × 29,480.76
  4. Step 4: Simplify right side
    50,700.33x = 2,062,536,763.62
  5. Step 5: Solve for x
    x = 2,062,536,763.62/50,700.33
  6. Step 6: Final answer
    x = 40,680.93

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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.