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Finding the Fourth Proportional to 23,512.59, 35,251.67 and 8,721.59

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Solution

The fourth proportional to 23,512.59, 35,251.67 and 8,721.59 is: 13,075.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,512.59 : 35,251.67 = 8,721.59 : x
  2. Step 2: Convert to fraction form
    23,512.59/35,251.67 = 8,721.59/x
  3. Step 3: Cross multiply
    23,512.59x = 35,251.67 × 8,721.59
  4. Step 4: Simplify right side
    23,512.59x = 307,450,458.10
  5. Step 5: Solve for x
    x = 307,450,458.10/23,512.59
  6. Step 6: Final answer
    x = 13,075.99

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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.