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Finding the Fourth Proportional to 23,672.40, 35,500.20 and 10,501.20

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Solution

The fourth proportional to 23,672.40, 35,500.20 and 10,501.20 is: 15,748.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.40 : 35,500.20 = 10,501.20 : x
  2. Step 2: Convert to fraction form
    23,672.40/35,500.20 = 10,501.20/x
  3. Step 3: Cross multiply
    23,672.40x = 35,500.20 × 10,501.20
  4. Step 4: Simplify right side
    23,672.40x = 372,794,700.24
  5. Step 5: Solve for x
    x = 372,794,700.24/23,672.40
  6. Step 6: Final answer
    x = 15,748.07

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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.