Home / 50,604.28-69,837.90-29,390.20

Finding the Fourth Proportional to 50,604.28, 69,837.90 and 29,390.20

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Solution

The fourth proportional to 50,604.28, 69,837.90 and 29,390.20 is: 40,560.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,604.28 : 69,837.90 = 29,390.20 : x
  2. Step 2: Convert to fraction form
    50,604.28/69,837.90 = 29,390.20/x
  3. Step 3: Cross multiply
    50,604.28x = 69,837.90 × 29,390.20
  4. Step 4: Simplify right side
    50,604.28x = 2,052,549,848.58
  5. Step 5: Solve for x
    x = 2,052,549,848.58/50,604.28
  6. Step 6: Final answer
    x = 40,560.80

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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.