Home / 87,462.06-130,895.82-65,220.27

Finding the Fourth Proportional to 87,462.06, 130,895.82 and 65,220.27

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Solution

The fourth proportional to 87,462.06, 130,895.82 and 65,220.27 is: 97,608.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,462.06 : 130,895.82 = 65,220.27 : x
  2. Step 2: Convert to fraction form
    87,462.06/130,895.82 = 65,220.27/x
  3. Step 3: Cross multiply
    87,462.06x = 130,895.82 × 65,220.27
  4. Step 4: Simplify right side
    87,462.06x = 8,537,060,722.27
  5. Step 5: Solve for x
    x = 8,537,060,722.27/87,462.06
  6. Step 6: Final answer
    x = 97,608.73

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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.