Home / 50,635.92-69,876.72-29,415.36

Finding the Fourth Proportional to 50,635.92, 69,876.72 and 29,415.36

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Solution

The fourth proportional to 50,635.92, 69,876.72 and 29,415.36 is: 40,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,635.92 : 69,876.72 = 29,415.36 : x
  2. Step 2: Convert to fraction form
    50,635.92/69,876.72 = 29,415.36/x
  3. Step 3: Cross multiply
    50,635.92x = 69,876.72 × 29,415.36
  4. Step 4: Simplify right side
    50,635.92x = 2,055,448,874.42
  5. Step 5: Solve for x
    x = 2,055,448,874.42/50,635.92
  6. Step 6: Final answer
    x = 40,592.70

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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.