Home / 88,110.61-131,999.46-68,292.14

Finding the Fourth Proportional to 88,110.61, 131,999.46 and 68,292.14

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Solution

The fourth proportional to 88,110.61, 131,999.46 and 68,292.14 is: 102,309.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,110.61 : 131,999.46 = 68,292.14 : x
  2. Step 2: Convert to fraction form
    88,110.61/131,999.46 = 68,292.14/x
  3. Step 3: Cross multiply
    88,110.61x = 131,999.46 × 68,292.14
  4. Step 4: Simplify right side
    88,110.61x = 9,014,524,686.15
  5. Step 5: Solve for x
    x = 9,014,524,686.15/88,110.61
  6. Step 6: Final answer
    x = 102,309.19

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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.