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Finding the Fourth Proportional to 61,399.62, 92,099.43 and 25,866.54

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Solution

The fourth proportional to 61,399.62, 92,099.43 and 25,866.54 is: 38,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,399.62 : 92,099.43 = 25,866.54 : x
  2. Step 2: Convert to fraction form
    61,399.62/92,099.43 = 25,866.54/x
  3. Step 3: Cross multiply
    61,399.62x = 92,099.43 × 25,866.54
  4. Step 4: Simplify right side
    61,399.62x = 2,382,293,590.07
  5. Step 5: Solve for x
    x = 2,382,293,590.07/61,399.62
  6. Step 6: Final answer
    x = 38,799.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.