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Finding the Fourth Proportional to 15,635.71, 23,446.49 and 6,746.85

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Solution

The fourth proportional to 15,635.71, 23,446.49 and 6,746.85 is: 10,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.71 : 23,446.49 = 6,746.85 : x
  2. Step 2: Convert to fraction form
    15,635.71/23,446.49 = 6,746.85/x
  3. Step 3: Cross multiply
    15,635.71x = 23,446.49 × 6,746.85
  4. Step 4: Simplify right side
    15,635.71x = 158,189,858.71
  5. Step 5: Solve for x
    x = 158,189,858.71/15,635.71
  6. Step 6: Final answer
    x = 10,117.21

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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.