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Finding the Fourth Proportional to 124,191.36, 186,310.08 and 41,086.08

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Solution

The fourth proportional to 124,191.36, 186,310.08 and 41,086.08 is: 61,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,191.36 : 186,310.08 = 41,086.08 : x
  2. Step 2: Convert to fraction form
    124,191.36/186,310.08 = 41,086.08/x
  3. Step 3: Cross multiply
    124,191.36x = 186,310.08 × 41,086.08
  4. Step 4: Simplify right side
    124,191.36x = 7,654,750,851.69
  5. Step 5: Solve for x
    x = 7,654,750,851.69/124,191.36
  6. Step 6: Final answer
    x = 61,636.74

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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.