Home / 103,682.27-155,521.56-33,561.65

Finding the Fourth Proportional to 103,682.27, 155,521.56 and 33,561.65

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Solution

The fourth proportional to 103,682.27, 155,521.56 and 33,561.65 is: 50,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682.27 : 155,521.56 = 33,561.65 : x
  2. Step 2: Convert to fraction form
    103,682.27/155,521.56 = 33,561.65/x
  3. Step 3: Cross multiply
    103,682.27x = 155,521.56 × 33,561.65
  4. Step 4: Simplify right side
    103,682.27x = 5,219,560,164.17
  5. Step 5: Solve for x
    x = 5,219,560,164.17/103,682.27
  6. Step 6: Final answer
    x = 50,341.88

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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.