Home / 80,347.86-120,538.71-24,192.09

Finding the Fourth Proportional to 80,347.86, 120,538.71 and 24,192.09

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Solution

The fourth proportional to 80,347.86, 120,538.71 and 24,192.09 is: 36,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,347.86 : 120,538.71 = 24,192.09 : x
  2. Step 2: Convert to fraction form
    80,347.86/120,538.71 = 24,192.09/x
  3. Step 3: Cross multiply
    80,347.86x = 120,538.71 × 24,192.09
  4. Step 4: Simplify right side
    80,347.86x = 2,916,083,320.80
  5. Step 5: Solve for x
    x = 2,916,083,320.80/80,347.86
  6. Step 6: Final answer
    x = 36,293.23

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1.5x scale

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.