Home / 60,663.24-90,995.08-18,543.15

Finding the Fourth Proportional to 60,663.24, 90,995.08 and 18,543.15

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Solution

The fourth proportional to 60,663.24, 90,995.08 and 18,543.15 is: 27,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,663.24 : 90,995.08 = 18,543.15 : x
  2. Step 2: Convert to fraction form
    60,663.24/90,995.08 = 18,543.15/x
  3. Step 3: Cross multiply
    60,663.24x = 90,995.08 × 18,543.15
  4. Step 4: Simplify right side
    60,663.24x = 1,687,335,417.70
  5. Step 5: Solve for x
    x = 1,687,335,417.70/60,663.24
  6. Step 6: Final answer
    x = 27,814.79

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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.