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Finding the Fourth Proportional to 153,046.10, 229,569.15 and 83,062.10

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Solution

The fourth proportional to 153,046.10, 229,569.15 and 83,062.10 is: 124,593.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,046.10 : 229,569.15 = 83,062.10 : x
  2. Step 2: Convert to fraction form
    153,046.10/229,569.15 = 83,062.10/x
  3. Step 3: Cross multiply
    153,046.10x = 229,569.15 × 83,062.10
  4. Step 4: Simplify right side
    153,046.10x = 19,068,495,694.22
  5. Step 5: Solve for x
    x = 19,068,495,694.22/153,046.10
  6. Step 6: Final answer
    x = 124,593.15

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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.