Home / 42,524.24-63,789.60-12,944.60

Finding the Fourth Proportional to 42,524.24, 63,789.60 and 12,944.60

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Solution

The fourth proportional to 42,524.24, 63,789.60 and 12,944.60 is: 19,417.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,524.24 : 63,789.60 = 12,944.60 : x
  2. Step 2: Convert to fraction form
    42,524.24/63,789.60 = 12,944.60/x
  3. Step 3: Cross multiply
    42,524.24x = 63,789.60 × 12,944.60
  4. Step 4: Simplify right side
    42,524.24x = 825,730,856.16
  5. Step 5: Solve for x
    x = 825,730,856.16/42,524.24
  6. Step 6: Final answer
    x = 19,417.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.