Home / 158,976.45-238,499.72-88,002.61

Finding the Fourth Proportional to 158,976.45, 238,499.72 and 88,002.61

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Solution

The fourth proportional to 158,976.45, 238,499.72 and 88,002.61 is: 132,023.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976.45 : 238,499.72 = 88,002.61 : x
  2. Step 2: Convert to fraction form
    158,976.45/238,499.72 = 88,002.61/x
  3. Step 3: Cross multiply
    158,976.45x = 238,499.72 × 88,002.61
  4. Step 4: Simplify right side
    158,976.45x = 20,988,597,844.27
  5. Step 5: Solve for x
    x = 20,988,597,844.27/158,976.45
  6. Step 6: Final answer
    x = 132,023.31

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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.