Home / 80,534.22-120,753.63-24,357.30

Finding the Fourth Proportional to 80,534.22, 120,753.63 and 24,357.30

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Solution

The fourth proportional to 80,534.22, 120,753.63 and 24,357.30 is: 36,521.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.22 : 120,753.63 = 24,357.30 : x
  2. Step 2: Convert to fraction form
    80,534.22/120,753.63 = 24,357.30/x
  3. Step 3: Cross multiply
    80,534.22x = 120,753.63 × 24,357.30
  4. Step 4: Simplify right side
    80,534.22x = 2,941,232,392.00
  5. Step 5: Solve for x
    x = 2,941,232,392.00/80,534.22
  6. Step 6: Final answer
    x = 36,521.52

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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.