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Finding the Fourth Proportional to 59,160.48, 88,696.92 and 27,959.28

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Solution

The fourth proportional to 59,160.48, 88,696.92 and 27,959.28 is: 41,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,160.48 : 88,696.92 = 27,959.28 : x
  2. Step 2: Convert to fraction form
    59,160.48/88,696.92 = 27,959.28/x
  3. Step 3: Cross multiply
    59,160.48x = 88,696.92 × 27,959.28
  4. Step 4: Simplify right side
    59,160.48x = 2,479,902,021.42
  5. Step 5: Solve for x
    x = 2,479,902,021.42/59,160.48
  6. Step 6: Final answer
    x = 41,918.22

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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.