Home / 49,642.88-74,460.68-14,585.28

Finding the Fourth Proportional to 49,642.88, 74,460.68 and 14,585.28

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Solution

The fourth proportional to 49,642.88, 74,460.68 and 14,585.28 is: 21,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,642.88 : 74,460.68 = 14,585.28 : x
  2. Step 2: Convert to fraction form
    49,642.88/74,460.68 = 14,585.28/x
  3. Step 3: Cross multiply
    49,642.88x = 74,460.68 × 14,585.28
  4. Step 4: Simplify right side
    49,642.88x = 1,086,029,866.79
  5. Step 5: Solve for x
    x = 1,086,029,866.79/49,642.88
  6. Step 6: Final answer
    x = 21,876.85

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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.