Home / 42,613.20-63,865.80-16,282.80

Finding the Fourth Proportional to 42,613.20, 63,865.80 and 16,282.80

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Solution

The fourth proportional to 42,613.20, 63,865.80 and 16,282.80 is: 24,403.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,613.20 : 63,865.80 = 16,282.80 : x
  2. Step 2: Convert to fraction form
    42,613.20/63,865.80 = 16,282.80/x
  3. Step 3: Cross multiply
    42,613.20x = 63,865.80 × 16,282.80
  4. Step 4: Simplify right side
    42,613.20x = 1,039,914,048.24
  5. Step 5: Solve for x
    x = 1,039,914,048.24/42,613.20
  6. Step 6: Final answer
    x = 24,403.57

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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.