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Finding the Fourth Proportional to 101,080.62, 151,556.13 and 41,957.10

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Solution

The fourth proportional to 101,080.62, 151,556.13 and 41,957.10 is: 62,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,080.62 : 151,556.13 = 41,957.10 : x
  2. Step 2: Convert to fraction form
    101,080.62/151,556.13 = 41,957.10/x
  3. Step 3: Cross multiply
    101,080.62x = 151,556.13 × 41,957.10
  4. Step 4: Simplify right side
    101,080.62x = 6,358,855,702.02
  5. Step 5: Solve for x
    x = 6,358,855,702.02/101,080.62
  6. Step 6: Final answer
    x = 62,908.75

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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.