Home / 67,873.12-93,660.42-37,657.44

Finding the Fourth Proportional to 67,873.12, 93,660.42 and 37,657.44

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Solution

The fourth proportional to 67,873.12, 93,660.42 and 37,657.44 is: 51,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,873.12 : 93,660.42 = 37,657.44 : x
  2. Step 2: Convert to fraction form
    67,873.12/93,660.42 = 37,657.44/x
  3. Step 3: Cross multiply
    67,873.12x = 93,660.42 × 37,657.44
  4. Step 4: Simplify right side
    67,873.12x = 3,527,011,575.92
  5. Step 5: Solve for x
    x = 3,527,011,575.92/67,873.12
  6. Step 6: Final answer
    x = 51,964.78

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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.