Home / 80,922.04-121,396.93-24,760.76

Finding the Fourth Proportional to 80,922.04, 121,396.93 and 24,760.76

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Solution

The fourth proportional to 80,922.04, 121,396.93 and 24,760.76 is: 37,145.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,922.04 : 121,396.93 = 24,760.76 : x
  2. Step 2: Convert to fraction form
    80,922.04/121,396.93 = 24,760.76/x
  3. Step 3: Cross multiply
    80,922.04x = 121,396.93 × 24,760.76
  4. Step 4: Simplify right side
    80,922.04x = 3,005,879,579.58
  5. Step 5: Solve for x
    x = 3,005,879,579.58/80,922.04
  6. Step 6: Final answer
    x = 37,145.38

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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.