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Finding the Fourth Proportional to 74,170.53, 111,262.64 and 24,250.88

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Solution

The fourth proportional to 74,170.53, 111,262.64 and 24,250.88 is: 36,378.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,170.53 : 111,262.64 = 24,250.88 : x
  2. Step 2: Convert to fraction form
    74,170.53/111,262.64 = 24,250.88/x
  3. Step 3: Cross multiply
    74,170.53x = 111,262.64 × 24,250.88
  4. Step 4: Simplify right side
    74,170.53x = 2,698,217,088.03
  5. Step 5: Solve for x
    x = 2,698,217,088.03/74,170.53
  6. Step 6: Final answer
    x = 36,378.56

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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.