Home / 80,960.61-121,449.01-24,800.07

Finding the Fourth Proportional to 80,960.61, 121,449.01 and 24,800.07

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Solution

The fourth proportional to 80,960.61, 121,449.01 and 24,800.07 is: 37,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,960.61 : 121,449.01 = 24,800.07 : x
  2. Step 2: Convert to fraction form
    80,960.61/121,449.01 = 24,800.07/x
  3. Step 3: Cross multiply
    80,960.61x = 121,449.01 × 24,800.07
  4. Step 4: Simplify right side
    80,960.61x = 3,011,943,949.43
  5. Step 5: Solve for x
    x = 3,011,943,949.43/80,960.61
  6. Step 6: Final answer
    x = 37,202.58

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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.