Home / 48,444.97-72,651.29-20,359.79

Finding the Fourth Proportional to 48,444.97, 72,651.29 and 20,359.79

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Solution

The fourth proportional to 48,444.97, 72,651.29 and 20,359.79 is: 30,532.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,444.97 : 72,651.29 = 20,359.79 : x
  2. Step 2: Convert to fraction form
    48,444.97/72,651.29 = 20,359.79/x
  3. Step 3: Cross multiply
    48,444.97x = 72,651.29 × 20,359.79
  4. Step 4: Simplify right side
    48,444.97x = 1,479,164,815.02
  5. Step 5: Solve for x
    x = 1,479,164,815.02/48,444.97
  6. Step 6: Final answer
    x = 30,532.89

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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.