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Finding the Fourth Proportional to 124,294.86, 186,415.43 and 35,524.53

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Solution

The fourth proportional to 124,294.86, 186,415.43 and 35,524.53 is: 53,279.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,294.86 : 186,415.43 = 35,524.53 : x
  2. Step 2: Convert to fraction form
    124,294.86/186,415.43 = 35,524.53/x
  3. Step 3: Cross multiply
    124,294.86x = 186,415.43 × 35,524.53
  4. Step 4: Simplify right side
    124,294.86x = 6,622,320,357.88
  5. Step 5: Solve for x
    x = 6,622,320,357.88/124,294.86
  6. Step 6: Final answer
    x = 53,279.12

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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.