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Finding the Fourth Proportional to 80,873.46, 111,602.18 and 45,062.54

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Solution

The fourth proportional to 80,873.46, 111,602.18 and 45,062.54 is: 62,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,873.46 : 111,602.18 = 45,062.54 : x
  2. Step 2: Convert to fraction form
    80,873.46/111,602.18 = 45,062.54/x
  3. Step 3: Cross multiply
    80,873.46x = 111,602.18 × 45,062.54
  4. Step 4: Simplify right side
    80,873.46x = 5,029,077,700.34
  5. Step 5: Solve for x
    x = 5,029,077,700.34/80,873.46
  6. Step 6: Final answer
    x = 62,184.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.