Home / 154,976.74-232,243.15-88,279.17

Finding the Fourth Proportional to 154,976.74, 232,243.15 and 88,279.17

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Solution

The fourth proportional to 154,976.74, 232,243.15 and 88,279.17 is: 132,292.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,976.74 : 232,243.15 = 88,279.17 : x
  2. Step 2: Convert to fraction form
    154,976.74/232,243.15 = 88,279.17/x
  3. Step 3: Cross multiply
    154,976.74x = 232,243.15 × 88,279.17
  4. Step 4: Simplify right side
    154,976.74x = 20,502,231,594.10
  5. Step 5: Solve for x
    x = 20,502,231,594.10/154,976.74
  6. Step 6: Final answer
    x = 132,292.31

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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.