Home / 40,079.16-60,118.52-16,381.71

Finding the Fourth Proportional to 40,079.16, 60,118.52 and 16,381.71

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Solution

The fourth proportional to 40,079.16, 60,118.52 and 16,381.71 is: 24,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,079.16 : 60,118.52 = 16,381.71 : x
  2. Step 2: Convert to fraction form
    40,079.16/60,118.52 = 16,381.71/x
  3. Step 3: Cross multiply
    40,079.16x = 60,118.52 × 16,381.71
  4. Step 4: Simplify right side
    40,079.16x = 984,844,078.36
  5. Step 5: Solve for x
    x = 984,844,078.36/40,079.16
  6. Step 6: Final answer
    x = 24,572.47

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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.