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Finding the Fourth Proportional to 26,770.71, 40,156.71 and 9,001.60

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Solution

The fourth proportional to 26,770.71, 40,156.71 and 9,001.60 is: 13,502.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,770.71 : 40,156.71 = 9,001.60 : x
  2. Step 2: Convert to fraction form
    26,770.71/40,156.71 = 9,001.60/x
  3. Step 3: Cross multiply
    26,770.71x = 40,156.71 × 9,001.60
  4. Step 4: Simplify right side
    26,770.71x = 361,474,640.74
  5. Step 5: Solve for x
    x = 361,474,640.74/26,770.71
  6. Step 6: Final answer
    x = 13,502.62

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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.