Home / 95,061.66-131,195.07-71,146.50

Finding the Fourth Proportional to 95,061.66, 131,195.07 and 71,146.50

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Solution

The fourth proportional to 95,061.66, 131,195.07 and 71,146.50 is: 98,189.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,061.66 : 131,195.07 = 71,146.50 : x
  2. Step 2: Convert to fraction form
    95,061.66/131,195.07 = 71,146.50/x
  3. Step 3: Cross multiply
    95,061.66x = 131,195.07 × 71,146.50
  4. Step 4: Simplify right side
    95,061.66x = 9,334,070,047.76
  5. Step 5: Solve for x
    x = 9,334,070,047.76/95,061.66
  6. Step 6: Final answer
    x = 98,189.64

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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.