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Finding the Fourth Proportional to 24,757.76, 34,165.70 and 13,579.76

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Solution

The fourth proportional to 24,757.76, 34,165.70 and 13,579.76 is: 18,740.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,757.76 : 34,165.70 = 13,579.76 : x
  2. Step 2: Convert to fraction form
    24,757.76/34,165.70 = 13,579.76/x
  3. Step 3: Cross multiply
    24,757.76x = 34,165.70 × 13,579.76
  4. Step 4: Simplify right side
    24,757.76x = 463,962,006.23
  5. Step 5: Solve for x
    x = 463,962,006.23/24,757.76
  6. Step 6: Final answer
    x = 18,740.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.