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Finding the Fourth Proportional to 113,454.68, 170,076.30 and 38,523.59

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Solution

The fourth proportional to 113,454.68, 170,076.30 and 38,523.59 is: 57,749.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,454.68 : 170,076.30 = 38,523.59 : x
  2. Step 2: Convert to fraction form
    113,454.68/170,076.30 = 38,523.59/x
  3. Step 3: Cross multiply
    113,454.68x = 170,076.30 × 38,523.59
  4. Step 4: Simplify right side
    113,454.68x = 6,551,949,864.56
  5. Step 5: Solve for x
    x = 6,551,949,864.56/113,454.68
  6. Step 6: Final answer
    x = 57,749.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.