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Finding the Fourth Proportional to 26,972.55, 40,458.83 and 26,972.55

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Solution

The fourth proportional to 26,972.55, 40,458.83 and 26,972.55 is: 40,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972.55 : 40,458.83 = 26,972.55 : x
  2. Step 2: Convert to fraction form
    26,972.55/40,458.83 = 26,972.55/x
  3. Step 3: Cross multiply
    26,972.55x = 40,458.83 × 26,972.55
  4. Step 4: Simplify right side
    26,972.55x = 1,091,277,680.25
  5. Step 5: Solve for x
    x = 1,091,277,680.25/26,972.55
  6. Step 6: Final answer
    x = 40,458.83

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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.