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Finding the Fourth Proportional to 49,299.84, 73,949.76 and 45,023.04

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Solution

The fourth proportional to 49,299.84, 73,949.76 and 45,023.04 is: 67,534.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,299.84 : 73,949.76 = 45,023.04 : x
  2. Step 2: Convert to fraction form
    49,299.84/73,949.76 = 45,023.04/x
  3. Step 3: Cross multiply
    49,299.84x = 73,949.76 × 45,023.04
  4. Step 4: Simplify right side
    49,299.84x = 3,329,443,002.47
  5. Step 5: Solve for x
    x = 3,329,443,002.47/49,299.84
  6. Step 6: Final answer
    x = 67,534.56

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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.