Home / 153,444.20-229,881.18-83,382.44

Finding the Fourth Proportional to 153,444.20, 229,881.18 and 83,382.44

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Solution

The fourth proportional to 153,444.20, 229,881.18 and 83,382.44 is: 124,918.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,444.20 : 229,881.18 = 83,382.44 : x
  2. Step 2: Convert to fraction form
    153,444.20/229,881.18 = 83,382.44/x
  3. Step 3: Cross multiply
    153,444.20x = 229,881.18 × 83,382.44
  4. Step 4: Simplify right side
    153,444.20x = 19,168,053,698.48
  5. Step 5: Solve for x
    x = 19,168,053,698.48/153,444.20
  6. Step 6: Final answer
    x = 124,918.72

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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.