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Finding the Fourth Proportional to 15,213.56, 22,772.54 and 9,673.16

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Solution

The fourth proportional to 15,213.56, 22,772.54 and 9,673.16 is: 14,479.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,213.56 : 22,772.54 = 9,673.16 : x
  2. Step 2: Convert to fraction form
    15,213.56/22,772.54 = 9,673.16/x
  3. Step 3: Cross multiply
    15,213.56x = 22,772.54 × 9,673.16
  4. Step 4: Simplify right side
    15,213.56x = 220,282,423.03
  5. Step 5: Solve for x
    x = 220,282,423.03/15,213.56
  6. Step 6: Final answer
    x = 14,479.35

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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.