Home / 67,979.04-93,821.24-48,921.88

Finding the Fourth Proportional to 67,979.04, 93,821.24 and 48,921.88

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Solution

The fourth proportional to 67,979.04, 93,821.24 and 48,921.88 is: 67,519.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,979.04 : 93,821.24 = 48,921.88 : x
  2. Step 2: Convert to fraction form
    67,979.04/93,821.24 = 48,921.88/x
  3. Step 3: Cross multiply
    67,979.04x = 93,821.24 × 48,921.88
  4. Step 4: Simplify right side
    67,979.04x = 4,589,911,444.73
  5. Step 5: Solve for x
    x = 4,589,911,444.73/67,979.04
  6. Step 6: Final answer
    x = 67,519.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.