Home / 88,002.08-131,976.48-73,966.40

Finding the Fourth Proportional to 88,002.08, 131,976.48 and 73,966.40

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Solution

The fourth proportional to 88,002.08, 131,976.48 and 73,966.40 is: 110,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,002.08 : 131,976.48 = 73,966.40 : x
  2. Step 2: Convert to fraction form
    88,002.08/131,976.48 = 73,966.40/x
  3. Step 3: Cross multiply
    88,002.08x = 131,976.48 × 73,966.40
  4. Step 4: Simplify right side
    88,002.08x = 9,761,825,110.27
  5. Step 5: Solve for x
    x = 9,761,825,110.27/88,002.08
  6. Step 6: Final answer
    x = 110,927.21

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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.