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Finding the Fourth Proportional to 124,262.60, 186,291.84 and 49,350.56

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Solution

The fourth proportional to 124,262.60, 186,291.84 and 49,350.56 is: 73,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,262.60 : 186,291.84 = 49,350.56 : x
  2. Step 2: Convert to fraction form
    124,262.60/186,291.84 = 49,350.56/x
  3. Step 3: Cross multiply
    124,262.60x = 186,291.84 × 49,350.56
  4. Step 4: Simplify right side
    124,262.60x = 9,193,606,627.43
  5. Step 5: Solve for x
    x = 9,193,606,627.43/124,262.60
  6. Step 6: Final answer
    x = 73,985.31

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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.