Home / 63,517.47-95,279.85-19,139.60

Finding the Fourth Proportional to 63,517.47, 95,279.85 and 19,139.60

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Solution

The fourth proportional to 63,517.47, 95,279.85 and 19,139.60 is: 28,710.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,517.47 : 95,279.85 = 19,139.60 : x
  2. Step 2: Convert to fraction form
    63,517.47/95,279.85 = 19,139.60/x
  3. Step 3: Cross multiply
    63,517.47x = 95,279.85 × 19,139.60
  4. Step 4: Simplify right side
    63,517.47x = 1,823,617,740.66
  5. Step 5: Solve for x
    x = 1,823,617,740.66/63,517.47
  6. Step 6: Final answer
    x = 28,710.49

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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.