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Finding the Fourth Proportional to 113,443.52, 170,158.38 and 50,245.08

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Solution

The fourth proportional to 113,443.52, 170,158.38 and 50,245.08 is: 75,364.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,443.52 : 170,158.38 = 50,245.08 : x
  2. Step 2: Convert to fraction form
    113,443.52/170,158.38 = 50,245.08/x
  3. Step 3: Cross multiply
    113,443.52x = 170,158.38 × 50,245.08
  4. Step 4: Simplify right side
    113,443.52x = 8,549,621,415.77
  5. Step 5: Solve for x
    x = 8,549,621,415.77/113,443.52
  6. Step 6: Final answer
    x = 75,364.56

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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.