Home / 45,691.79-68,554.08-33,190.65

Finding the Fourth Proportional to 45,691.79, 68,554.08 and 33,190.65

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Solution

The fourth proportional to 45,691.79, 68,554.08 and 33,190.65 is: 49,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,691.79 : 68,554.08 = 33,190.65 : x
  2. Step 2: Convert to fraction form
    45,691.79/68,554.08 = 33,190.65/x
  3. Step 3: Cross multiply
    45,691.79x = 68,554.08 × 33,190.65
  4. Step 4: Simplify right side
    45,691.79x = 2,275,354,475.35
  5. Step 5: Solve for x
    x = 2,275,354,475.35/45,691.79
  6. Step 6: Final answer
    x = 49,797.89

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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.