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Finding the Fourth Proportional to 80,345.70, 110,885.02 and 44,542.63

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Solution

The fourth proportional to 80,345.70, 110,885.02 and 44,542.63 is: 61,473.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,345.70 : 110,885.02 = 44,542.63 : x
  2. Step 2: Convert to fraction form
    80,345.70/110,885.02 = 44,542.63/x
  3. Step 3: Cross multiply
    80,345.70x = 110,885.02 × 44,542.63
  4. Step 4: Simplify right side
    80,345.70x = 4,939,110,445.65
  5. Step 5: Solve for x
    x = 4,939,110,445.65/80,345.70
  6. Step 6: Final answer
    x = 61,473.24

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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.