Home / 80,424.66-120,637.86-24,265.27

Finding the Fourth Proportional to 80,424.66, 120,637.86 and 24,265.27

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Solution

The fourth proportional to 80,424.66, 120,637.86 and 24,265.27 is: 36,398.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,424.66 : 120,637.86 = 24,265.27 : x
  2. Step 2: Convert to fraction form
    80,424.66/120,637.86 = 24,265.27/x
  3. Step 3: Cross multiply
    80,424.66x = 120,637.86 × 24,265.27
  4. Step 4: Simplify right side
    80,424.66x = 2,927,310,245.12
  5. Step 5: Solve for x
    x = 2,927,310,245.12/80,424.66
  6. Step 6: Final answer
    x = 36,398.17

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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.