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Finding the Fourth Proportional to 62,794.38, 86,678.98 and 41,580.48

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Solution

The fourth proportional to 62,794.38, 86,678.98 and 41,580.48 is: 57,396.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,794.38 : 86,678.98 = 41,580.48 : x
  2. Step 2: Convert to fraction form
    62,794.38/86,678.98 = 41,580.48/x
  3. Step 3: Cross multiply
    62,794.38x = 86,678.98 × 41,580.48
  4. Step 4: Simplify right side
    62,794.38x = 3,604,153,594.31
  5. Step 5: Solve for x
    x = 3,604,153,594.31/62,794.38
  6. Step 6: Final answer
    x = 57,396.12

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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.