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Finding the Fourth Proportional to 8,866, 12,225.99 and 5,841.91

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Solution

The fourth proportional to 8,866, 12,225.99 and 5,841.91 is: 8,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866 : 12,225.99 = 5,841.91 : x
  2. Step 2: Convert to fraction form
    8,866/12,225.99 = 5,841.91/x
  3. Step 3: Cross multiply
    8,866x = 12,225.99 × 5,841.91
  4. Step 4: Simplify right side
    8,866x = 71,423,133.24
  5. Step 5: Solve for x
    x = 71,423,133.24/8,866
  6. Step 6: Final answer
    x = 8,055.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.