Home / 69,392.07-95,760.72-39,177.09

Finding the Fourth Proportional to 69,392.07, 95,760.72 and 39,177.09

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Solution

The fourth proportional to 69,392.07, 95,760.72 and 39,177.09 is: 54,064.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392.07 : 95,760.72 = 39,177.09 : x
  2. Step 2: Convert to fraction form
    69,392.07/95,760.72 = 39,177.09/x
  3. Step 3: Cross multiply
    69,392.07x = 95,760.72 × 39,177.09
  4. Step 4: Simplify right side
    69,392.07x = 3,751,626,345.90
  5. Step 5: Solve for x
    x = 3,751,626,345.90/69,392.07
  6. Step 6: Final answer
    x = 54,064.19

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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.