Home / 69,072.92-95,320.47-38,858.25

Finding the Fourth Proportional to 69,072.92, 95,320.47 and 38,858.25

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Solution

The fourth proportional to 69,072.92, 95,320.47 and 38,858.25 is: 53,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,072.92 : 95,320.47 = 38,858.25 : x
  2. Step 2: Convert to fraction form
    69,072.92/95,320.47 = 38,858.25/x
  3. Step 3: Cross multiply
    69,072.92x = 95,320.47 × 38,858.25
  4. Step 4: Simplify right side
    69,072.92x = 3,703,986,653.38
  5. Step 5: Solve for x
    x = 3,703,986,653.38/69,072.92
  6. Step 6: Final answer
    x = 53,624.30

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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.