Home / 40,723.74-60,807.09-36,479.61

Finding the Fourth Proportional to 40,723.74, 60,807.09 and 36,479.61

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Solution

The fourth proportional to 40,723.74, 60,807.09 and 36,479.61 is: 54,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,723.74 : 60,807.09 = 36,479.61 : x
  2. Step 2: Convert to fraction form
    40,723.74/60,807.09 = 36,479.61/x
  3. Step 3: Cross multiply
    40,723.74x = 60,807.09 × 36,479.61
  4. Step 4: Simplify right side
    40,723.74x = 2,218,218,928.43
  5. Step 5: Solve for x
    x = 2,218,218,928.43/40,723.74
  6. Step 6: Final answer
    x = 54,469.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.