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Finding the Fourth Proportional to 24,882.84, 37,348.74 and 20,749.32

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Solution

The fourth proportional to 24,882.84, 37,348.74 and 20,749.32 is: 31,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,882.84 : 37,348.74 = 20,749.32 : x
  2. Step 2: Convert to fraction form
    24,882.84/37,348.74 = 20,749.32/x
  3. Step 3: Cross multiply
    24,882.84x = 37,348.74 × 20,749.32
  4. Step 4: Simplify right side
    24,882.84x = 774,960,957.86
  5. Step 5: Solve for x
    x = 774,960,957.86/24,882.84
  6. Step 6: Final answer
    x = 31,144.39

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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.