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Finding the Fourth Proportional to 57,663.90, 86,516.91 and 22,627.62

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Solution

The fourth proportional to 57,663.90, 86,516.91 and 22,627.62 is: 33,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,663.90 : 86,516.91 = 22,627.62 : x
  2. Step 2: Convert to fraction form
    57,663.90/86,516.91 = 22,627.62/x
  3. Step 3: Cross multiply
    57,663.90x = 86,516.91 × 22,627.62
  4. Step 4: Simplify right side
    57,663.90x = 1,957,671,763.05
  5. Step 5: Solve for x
    x = 1,957,671,763.05/57,663.90
  6. Step 6: Final answer
    x = 33,949.69

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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.