Home / 49,686.85-74,514.48-16,400.71

Finding the Fourth Proportional to 49,686.85, 74,514.48 and 16,400.71

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Solution

The fourth proportional to 49,686.85, 74,514.48 and 16,400.71 is: 24,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,686.85 : 74,514.48 = 16,400.71 : x
  2. Step 2: Convert to fraction form
    49,686.85/74,514.48 = 16,400.71/x
  3. Step 3: Cross multiply
    49,686.85x = 74,514.48 × 16,400.71
  4. Step 4: Simplify right side
    49,686.85x = 1,222,090,377.28
  5. Step 5: Solve for x
    x = 1,222,090,377.28/49,686.85
  6. Step 6: Final answer
    x = 24,595.85

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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.