Home / 88,001.16-131,999.56-25,672.20

Finding the Fourth Proportional to 88,001.16, 131,999.56 and 25,672.20

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Solution

The fourth proportional to 88,001.16, 131,999.56 and 25,672.20 is: 38,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,001.16 : 131,999.56 = 25,672.20 : x
  2. Step 2: Convert to fraction form
    88,001.16/131,999.56 = 25,672.20/x
  3. Step 3: Cross multiply
    88,001.16x = 131,999.56 × 25,672.20
  4. Step 4: Simplify right side
    88,001.16x = 3,388,719,104.23
  5. Step 5: Solve for x
    x = 3,388,719,104.23/88,001.16
  6. Step 6: Final answer
    x = 38,507.66

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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.