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Finding the Fourth Proportional to 167,805.90, 252,000.45 and 162,557.10

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Solution

The fourth proportional to 167,805.90, 252,000.45 and 162,557.10 is: 244,118.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,805.90 : 252,000.45 = 162,557.10 : x
  2. Step 2: Convert to fraction form
    167,805.90/252,000.45 = 162,557.10/x
  3. Step 3: Cross multiply
    167,805.90x = 252,000.45 × 162,557.10
  4. Step 4: Simplify right side
    167,805.90x = 40,964,462,350.70
  5. Step 5: Solve for x
    x = 40,964,462,350.70/167,805.90
  6. Step 6: Final answer
    x = 244,118.13

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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.