Home / 49,434.80-74,160.28-16,145.20

Finding the Fourth Proportional to 49,434.80, 74,160.28 and 16,145.20

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Solution

The fourth proportional to 49,434.80, 74,160.28 and 16,145.20 is: 24,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,434.80 : 74,160.28 = 16,145.20 : x
  2. Step 2: Convert to fraction form
    49,434.80/74,160.28 = 16,145.20/x
  3. Step 3: Cross multiply
    49,434.80x = 74,160.28 × 16,145.20
  4. Step 4: Simplify right side
    49,434.80x = 1,197,332,552.66
  5. Step 5: Solve for x
    x = 1,197,332,552.66/49,434.80
  6. Step 6: Final answer
    x = 24,220.44

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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.