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Finding the Fourth Proportional to 22,807.05, 34,214.36 and 8,012.13

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Solution

The fourth proportional to 22,807.05, 34,214.36 and 8,012.13 is: 12,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,807.05 : 34,214.36 = 8,012.13 : x
  2. Step 2: Convert to fraction form
    22,807.05/34,214.36 = 8,012.13/x
  3. Step 3: Cross multiply
    22,807.05x = 34,214.36 × 8,012.13
  4. Step 4: Simplify right side
    22,807.05x = 274,129,860.13
  5. Step 5: Solve for x
    x = 274,129,860.13/22,807.05
  6. Step 6: Final answer
    x = 12,019.52

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Double scale
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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.