Home / 80,892.99-121,339.77-24,732.88

Finding the Fourth Proportional to 80,892.99, 121,339.77 and 24,732.88

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Solution

The fourth proportional to 80,892.99, 121,339.77 and 24,732.88 is: 37,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,892.99 : 121,339.77 = 24,732.88 : x
  2. Step 2: Convert to fraction form
    80,892.99/121,339.77 = 24,732.88/x
  3. Step 3: Cross multiply
    80,892.99x = 121,339.77 × 24,732.88
  4. Step 4: Simplify right side
    80,892.99x = 3,001,081,970.64
  5. Step 5: Solve for x
    x = 3,001,081,970.64/80,892.99
  6. Step 6: Final answer
    x = 37,099.41

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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.