Home / 63,620.57-95,416.27-28,570.25

Finding the Fourth Proportional to 63,620.57, 95,416.27 and 28,570.25

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Solution

The fourth proportional to 63,620.57, 95,416.27 and 28,570.25 is: 42,848.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,620.57 : 95,416.27 = 28,570.25 : x
  2. Step 2: Convert to fraction form
    63,620.57/95,416.27 = 28,570.25/x
  3. Step 3: Cross multiply
    63,620.57x = 95,416.27 × 28,570.25
  4. Step 4: Simplify right side
    63,620.57x = 2,726,066,687.97
  5. Step 5: Solve for x
    x = 2,726,066,687.97/63,620.57
  6. Step 6: Final answer
    x = 42,848.83

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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.