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Finding the Fourth Proportional to 110,522.55, 152,400.24 and 74,650.26

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Solution

The fourth proportional to 110,522.55, 152,400.24 and 74,650.26 is: 102,935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,522.55 : 152,400.24 = 74,650.26 : x
  2. Step 2: Convert to fraction form
    110,522.55/152,400.24 = 74,650.26/x
  3. Step 3: Cross multiply
    110,522.55x = 152,400.24 × 74,650.26
  4. Step 4: Simplify right side
    110,522.55x = 11,376,717,540.06
  5. Step 5: Solve for x
    x = 11,376,717,540.06/110,522.55
  6. Step 6: Final answer
    x = 102,935.71

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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.