Home / 33,175.08-49,764.06-12,387.24

Finding the Fourth Proportional to 33,175.08, 49,764.06 and 12,387.24

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Solution

The fourth proportional to 33,175.08, 49,764.06 and 12,387.24 is: 18,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,175.08 : 49,764.06 = 12,387.24 : x
  2. Step 2: Convert to fraction form
    33,175.08/49,764.06 = 12,387.24/x
  3. Step 3: Cross multiply
    33,175.08x = 49,764.06 × 12,387.24
  4. Step 4: Simplify right side
    33,175.08x = 616,439,354.59
  5. Step 5: Solve for x
    x = 616,439,354.59/33,175.08
  6. Step 6: Final answer
    x = 18,581.40

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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.