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Finding the Fourth Proportional to 15,819.66, 23,732.06 and 5,959.80

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Solution

The fourth proportional to 15,819.66, 23,732.06 and 5,959.80 is: 8,940.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819.66 : 23,732.06 = 5,959.80 : x
  2. Step 2: Convert to fraction form
    15,819.66/23,732.06 = 5,959.80/x
  3. Step 3: Cross multiply
    15,819.66x = 23,732.06 × 5,959.80
  4. Step 4: Simplify right side
    15,819.66x = 141,438,301.39
  5. Step 5: Solve for x
    x = 141,438,301.39/15,819.66
  6. Step 6: Final answer
    x = 8,940.67

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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.