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Finding the Fourth Proportional to 80,045.40, 110,452.94 and 44,236

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Solution

The fourth proportional to 80,045.40, 110,452.94 and 44,236 is: 61,040.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,045.40 : 110,452.94 = 44,236 : x
  2. Step 2: Convert to fraction form
    80,045.40/110,452.94 = 44,236/x
  3. Step 3: Cross multiply
    80,045.40x = 110,452.94 × 44,236
  4. Step 4: Simplify right side
    80,045.40x = 4,885,996,253.84
  5. Step 5: Solve for x
    x = 4,885,996,253.84/80,045.40
  6. Step 6: Final answer
    x = 61,040.31

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Why These Related Problems?

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