Home / 80,249.95-120,374.64-24,089.82

Finding the Fourth Proportional to 80,249.95, 120,374.64 and 24,089.82

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Solution

The fourth proportional to 80,249.95, 120,374.64 and 24,089.82 is: 36,134.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,249.95 : 120,374.64 = 24,089.82 : x
  2. Step 2: Convert to fraction form
    80,249.95/120,374.64 = 24,089.82/x
  3. Step 3: Cross multiply
    80,249.95x = 120,374.64 × 24,089.82
  4. Step 4: Simplify right side
    80,249.95x = 2,899,803,410.16
  5. Step 5: Solve for x
    x = 2,899,803,410.16/80,249.95
  6. Step 6: Final answer
    x = 36,134.64

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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.