Home / 33,165.10-49,747.65-19,168.30

Finding the Fourth Proportional to 33,165.10, 49,747.65 and 19,168.30

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Solution

The fourth proportional to 33,165.10, 49,747.65 and 19,168.30 is: 28,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.10 : 49,747.65 = 19,168.30 : x
  2. Step 2: Convert to fraction form
    33,165.10/49,747.65 = 19,168.30/x
  3. Step 3: Cross multiply
    33,165.10x = 49,747.65 × 19,168.30
  4. Step 4: Simplify right side
    33,165.10x = 953,577,879.50
  5. Step 5: Solve for x
    x = 953,577,879.50/33,165.10
  6. Step 6: Final answer
    x = 28,752.45

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Similar ratio
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1.5x scale

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.