Home / 69,580.38-96,025.75-39,365.82

Finding the Fourth Proportional to 69,580.38, 96,025.75 and 39,365.82

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Solution

The fourth proportional to 69,580.38, 96,025.75 and 39,365.82 is: 54,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,580.38 : 96,025.75 = 39,365.82 : x
  2. Step 2: Convert to fraction form
    69,580.38/96,025.75 = 39,365.82/x
  3. Step 3: Cross multiply
    69,580.38x = 96,025.75 × 39,365.82
  4. Step 4: Simplify right side
    69,580.38x = 3,780,132,389.87
  5. Step 5: Solve for x
    x = 3,780,132,389.87/69,580.38
  6. Step 6: Final answer
    x = 54,327.56

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1.5x scale

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.