Home / 69,443.48-95,833.97-39,230.08

Finding the Fourth Proportional to 69,443.48, 95,833.97 and 39,230.08

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Solution

The fourth proportional to 69,443.48, 95,833.97 and 39,230.08 is: 54,138.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,443.48 : 95,833.97 = 39,230.08 : x
  2. Step 2: Convert to fraction form
    69,443.48/95,833.97 = 39,230.08/x
  3. Step 3: Cross multiply
    69,443.48x = 95,833.97 × 39,230.08
  4. Step 4: Simplify right side
    69,443.48x = 3,759,574,309.82
  5. Step 5: Solve for x
    x = 3,759,574,309.82/69,443.48
  6. Step 6: Final answer
    x = 54,138.62

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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.