Home / 65,279.10-98,127.45-60,656.70

Finding the Fourth Proportional to 65,279.10, 98,127.45 and 60,656.70

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Solution

The fourth proportional to 65,279.10, 98,127.45 and 60,656.70 is: 91,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,279.10 : 98,127.45 = 60,656.70 : x
  2. Step 2: Convert to fraction form
    65,279.10/98,127.45 = 60,656.70/x
  3. Step 3: Cross multiply
    65,279.10x = 98,127.45 × 60,656.70
  4. Step 4: Simplify right side
    65,279.10x = 5,952,087,296.42
  5. Step 5: Solve for x
    x = 5,952,087,296.42/65,279.10
  6. Step 6: Final answer
    x = 91,179.06

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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.