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Finding the Fourth Proportional to 69,564.54, 95,999.08 and 39,349.22

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Solution

The fourth proportional to 69,564.54, 95,999.08 and 39,349.22 is: 54,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,564.54 : 95,999.08 = 39,349.22 : x
  2. Step 2: Convert to fraction form
    69,564.54/95,999.08 = 39,349.22/x
  3. Step 3: Cross multiply
    69,564.54x = 95,999.08 × 39,349.22
  4. Step 4: Simplify right side
    69,564.54x = 3,777,488,918.72
  5. Step 5: Solve for x
    x = 3,777,488,918.72/69,564.54
  6. Step 6: Final answer
    x = 54,301.93

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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.