Home / 48,519.84-72,797.56-20,446.96

Finding the Fourth Proportional to 48,519.84, 72,797.56 and 20,446.96

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Solution

The fourth proportional to 48,519.84, 72,797.56 and 20,446.96 is: 30,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,519.84 : 72,797.56 = 20,446.96 : x
  2. Step 2: Convert to fraction form
    48,519.84/72,797.56 = 20,446.96/x
  3. Step 3: Cross multiply
    48,519.84x = 72,797.56 × 20,446.96
  4. Step 4: Simplify right side
    48,519.84x = 1,488,488,797.42
  5. Step 5: Solve for x
    x = 1,488,488,797.42/48,519.84
  6. Step 6: Final answer
    x = 30,677.94

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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.