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Finding the Fourth Proportional to 8,894.21, 13,337.40 and 4,733.23

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Solution

The fourth proportional to 8,894.21, 13,337.40 and 4,733.23 is: 7,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.21 : 13,337.40 = 4,733.23 : x
  2. Step 2: Convert to fraction form
    8,894.21/13,337.40 = 4,733.23/x
  3. Step 3: Cross multiply
    8,894.21x = 13,337.40 × 4,733.23
  4. Step 4: Simplify right side
    8,894.21x = 63,128,981.80
  5. Step 5: Solve for x
    x = 63,128,981.80/8,894.21
  6. Step 6: Final answer
    x = 7,097.76

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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.