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Finding the Fourth Proportional to 69,059.79, 95,301.99 and 39,251.79

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Solution

The fourth proportional to 69,059.79, 95,301.99 and 39,251.79 is: 54,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,059.79 : 95,301.99 = 39,251.79 : x
  2. Step 2: Convert to fraction form
    69,059.79/95,301.99 = 39,251.79/x
  3. Step 3: Cross multiply
    69,059.79x = 95,301.99 × 39,251.79
  4. Step 4: Simplify right side
    69,059.79x = 3,740,773,698.06
  5. Step 5: Solve for x
    x = 3,740,773,698.06/69,059.79
  6. Step 6: Final answer
    x = 54,167.17

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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.