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Finding the Fourth Proportional to 22,800.47, 34,208.60 and 8,011.49

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Solution

The fourth proportional to 22,800.47, 34,208.60 and 8,011.49 is: 12,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,800.47 : 34,208.60 = 8,011.49 : x
  2. Step 2: Convert to fraction form
    22,800.47/34,208.60 = 8,011.49/x
  3. Step 3: Cross multiply
    22,800.47x = 34,208.60 × 8,011.49
  4. Step 4: Simplify right side
    22,800.47x = 274,061,645.71
  5. Step 5: Solve for x
    x = 274,061,645.71/22,800.47
  6. Step 6: Final answer
    x = 12,020.00

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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.