Home / 45,049.65-67,575.29-13,884.09

Finding the Fourth Proportional to 45,049.65, 67,575.29 and 13,884.09

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Solution

The fourth proportional to 45,049.65, 67,575.29 and 13,884.09 is: 20,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,049.65 : 67,575.29 = 13,884.09 : x
  2. Step 2: Convert to fraction form
    45,049.65/67,575.29 = 13,884.09/x
  3. Step 3: Cross multiply
    45,049.65x = 67,575.29 × 13,884.09
  4. Step 4: Simplify right side
    45,049.65x = 938,221,338.72
  5. Step 5: Solve for x
    x = 938,221,338.72/45,049.65
  6. Step 6: Final answer
    x = 20,826.38

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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.