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Finding the Fourth Proportional to 167,851.98, 251,802.54 and 49,507.92

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Solution

The fourth proportional to 167,851.98, 251,802.54 and 49,507.92 is: 74,269.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,851.98 : 251,802.54 = 49,507.92 : x
  2. Step 2: Convert to fraction form
    167,851.98/251,802.54 = 49,507.92/x
  3. Step 3: Cross multiply
    167,851.98x = 251,802.54 × 49,507.92
  4. Step 4: Simplify right side
    167,851.98x = 12,466,220,006.12
  5. Step 5: Solve for x
    x = 12,466,220,006.12/167,851.98
  6. Step 6: Final answer
    x = 74,269.13

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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.