Home / 80,693.20-111,348.03-44,877.43

Finding the Fourth Proportional to 80,693.20, 111,348.03 and 44,877.43

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Solution

The fourth proportional to 80,693.20, 111,348.03 and 44,877.43 is: 61,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,693.20 : 111,348.03 = 44,877.43 : x
  2. Step 2: Convert to fraction form
    80,693.20/111,348.03 = 44,877.43/x
  3. Step 3: Cross multiply
    80,693.20x = 111,348.03 × 44,877.43
  4. Step 4: Simplify right side
    80,693.20x = 4,997,013,421.96
  5. Step 5: Solve for x
    x = 4,997,013,421.96/80,693.20
  6. Step 6: Final answer
    x = 61,926.08

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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.