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Finding the Fourth Proportional to 8,859.97, 12,214.51 and 6,337.67

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Solution

The fourth proportional to 8,859.97, 12,214.51 and 6,337.67 is: 8,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859.97 : 12,214.51 = 6,337.67 : x
  2. Step 2: Convert to fraction form
    8,859.97/12,214.51 = 6,337.67/x
  3. Step 3: Cross multiply
    8,859.97x = 12,214.51 × 6,337.67
  4. Step 4: Simplify right side
    8,859.97x = 77,411,548.28
  5. Step 5: Solve for x
    x = 77,411,548.28/8,859.97
  6. Step 6: Final answer
    x = 8,737.23

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Similar ratio
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1.5x scale

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.