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Finding the Fourth Proportional to 48,030.44, 71,898.03 and 40,944.56

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Solution

The fourth proportional to 48,030.44, 71,898.03 and 40,944.56 is: 61,290.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,030.44 : 71,898.03 = 40,944.56 : x
  2. Step 2: Convert to fraction form
    48,030.44/71,898.03 = 40,944.56/x
  3. Step 3: Cross multiply
    48,030.44x = 71,898.03 × 40,944.56
  4. Step 4: Simplify right side
    48,030.44x = 2,943,833,266.89
  5. Step 5: Solve for x
    x = 2,943,833,266.89/48,030.44
  6. Step 6: Final answer
    x = 61,290.99

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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.