Home / 69,317.38-95,653.53-39,507.46

Finding the Fourth Proportional to 69,317.38, 95,653.53 and 39,507.46

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Solution

The fourth proportional to 69,317.38, 95,653.53 and 39,507.46 is: 54,517.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,317.38 : 95,653.53 = 39,507.46 : x
  2. Step 2: Convert to fraction form
    69,317.38/95,653.53 = 39,507.46/x
  3. Step 3: Cross multiply
    69,317.38x = 95,653.53 × 39,507.46
  4. Step 4: Simplify right side
    69,317.38x = 3,779,028,010.33
  5. Step 5: Solve for x
    x = 3,779,028,010.33/69,317.38
  6. Step 6: Final answer
    x = 54,517.76

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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.