Home / 153,398.20-229,812.06-83,336.44

Finding the Fourth Proportional to 153,398.20, 229,812.06 and 83,336.44

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Solution

The fourth proportional to 153,398.20, 229,812.06 and 83,336.44 is: 124,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,398.20 : 229,812.06 = 83,336.44 : x
  2. Step 2: Convert to fraction form
    153,398.20/229,812.06 = 83,336.44/x
  3. Step 3: Cross multiply
    153,398.20x = 229,812.06 × 83,336.44
  4. Step 4: Simplify right side
    153,398.20x = 19,151,718,949.47
  5. Step 5: Solve for x
    x = 19,151,718,949.47/153,398.20
  6. Step 6: Final answer
    x = 124,849.70

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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.