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Finding the Fourth Proportional to 15,701.79, 23,552.68 and 7,375.70

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Solution

The fourth proportional to 15,701.79, 23,552.68 and 7,375.70 is: 11,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,701.79 : 23,552.68 = 7,375.70 : x
  2. Step 2: Convert to fraction form
    15,701.79/23,552.68 = 7,375.70/x
  3. Step 3: Cross multiply
    15,701.79x = 23,552.68 × 7,375.70
  4. Step 4: Simplify right side
    15,701.79x = 173,717,347.23
  5. Step 5: Solve for x
    x = 173,717,347.23/15,701.79
  6. Step 6: Final answer
    x = 11,063.54

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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.