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Finding the Fourth Proportional to 26,630.71, 39,946.07 and 9,100.69

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Solution

The fourth proportional to 26,630.71, 39,946.07 and 9,100.69 is: 13,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.71 : 39,946.07 = 9,100.69 : x
  2. Step 2: Convert to fraction form
    26,630.71/39,946.07 = 9,100.69/x
  3. Step 3: Cross multiply
    26,630.71x = 39,946.07 × 9,100.69
  4. Step 4: Simplify right side
    26,630.71x = 363,536,799.79
  5. Step 5: Solve for x
    x = 363,536,799.79/26,630.71
  6. Step 6: Final answer
    x = 13,651.04

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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.