Home / 69,040.55-95,275.34-38,826.09

Finding the Fourth Proportional to 69,040.55, 95,275.34 and 38,826.09

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Solution

The fourth proportional to 69,040.55, 95,275.34 and 38,826.09 is: 53,579.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,040.55 : 95,275.34 = 38,826.09 : x
  2. Step 2: Convert to fraction form
    69,040.55/95,275.34 = 38,826.09/x
  3. Step 3: Cross multiply
    69,040.55x = 95,275.34 × 38,826.09
  4. Step 4: Simplify right side
    69,040.55x = 3,699,168,255.11
  5. Step 5: Solve for x
    x = 3,699,168,255.11/69,040.55
  6. Step 6: Final answer
    x = 53,579.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.