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Finding the Fourth Proportional to 26,463.80, 39,695.70 and 25,297.40

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Solution

The fourth proportional to 26,463.80, 39,695.70 and 25,297.40 is: 37,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,463.80 : 39,695.70 = 25,297.40 : x
  2. Step 2: Convert to fraction form
    26,463.80/39,695.70 = 25,297.40/x
  3. Step 3: Cross multiply
    26,463.80x = 39,695.70 × 25,297.40
  4. Step 4: Simplify right side
    26,463.80x = 1,004,198,001.18
  5. Step 5: Solve for x
    x = 1,004,198,001.18/26,463.80
  6. Step 6: Final answer
    x = 37,946.10

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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.