Home / 90,560.62-124,967.70-50,272.42

Finding the Fourth Proportional to 90,560.62, 124,967.70 and 50,272.42

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Solution

The fourth proportional to 90,560.62, 124,967.70 and 50,272.42 is: 69,372.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,560.62 : 124,967.70 = 50,272.42 : x
  2. Step 2: Convert to fraction form
    90,560.62/124,967.70 = 50,272.42/x
  3. Step 3: Cross multiply
    90,560.62x = 124,967.70 × 50,272.42
  4. Step 4: Simplify right side
    90,560.62x = 6,282,428,700.83
  5. Step 5: Solve for x
    x = 6,282,428,700.83/90,560.62
  6. Step 6: Final answer
    x = 69,372.63

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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.