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Finding the Fourth Proportional to 26,007.30, 38,987.01 and 8,468.10

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Solution

The fourth proportional to 26,007.30, 38,987.01 and 8,468.10 is: 12,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,007.30 : 38,987.01 = 8,468.10 : x
  2. Step 2: Convert to fraction form
    26,007.30/38,987.01 = 8,468.10/x
  3. Step 3: Cross multiply
    26,007.30x = 38,987.01 × 8,468.10
  4. Step 4: Simplify right side
    26,007.30x = 330,145,899.38
  5. Step 5: Solve for x
    x = 330,145,899.38/26,007.30
  6. Step 6: Final answer
    x = 12,694.36

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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.