Home / 65,487.24-98,231.54-52,422.66

Finding the Fourth Proportional to 65,487.24, 98,231.54 and 52,422.66

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Solution

The fourth proportional to 65,487.24, 98,231.54 and 52,422.66 is: 78,634.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,487.24 : 98,231.54 = 52,422.66 : x
  2. Step 2: Convert to fraction form
    65,487.24/98,231.54 = 52,422.66/x
  3. Step 3: Cross multiply
    65,487.24x = 98,231.54 × 52,422.66
  4. Step 4: Simplify right side
    65,487.24x = 5,149,558,360.58
  5. Step 5: Solve for x
    x = 5,149,558,360.58/65,487.24
  6. Step 6: Final answer
    x = 78,634.53

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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.