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Finding the Fourth Proportional to 167,159.48, 250,780.72 and 82,959.16

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Solution

The fourth proportional to 167,159.48, 250,780.72 and 82,959.16 is: 124,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,159.48 : 250,780.72 = 82,959.16 : x
  2. Step 2: Convert to fraction form
    167,159.48/250,780.72 = 82,959.16/x
  3. Step 3: Cross multiply
    167,159.48x = 250,780.72 × 82,959.16
  4. Step 4: Simplify right side
    167,159.48x = 20,804,557,875.40
  5. Step 5: Solve for x
    x = 20,804,557,875.40/167,159.48
  6. Step 6: Final answer
    x = 124,459.34

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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.