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Finding the Fourth Proportional to 100,996.25, 151,494.12 and 29,924.42

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Solution

The fourth proportional to 100,996.25, 151,494.12 and 29,924.42 is: 44,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,996.25 : 151,494.12 = 29,924.42 : x
  2. Step 2: Convert to fraction form
    100,996.25/151,494.12 = 29,924.42/x
  3. Step 3: Cross multiply
    100,996.25x = 151,494.12 × 29,924.42
  4. Step 4: Simplify right side
    100,996.25x = 4,533,372,916.94
  5. Step 5: Solve for x
    x = 4,533,372,916.94/100,996.25
  6. Step 6: Final answer
    x = 44,886.55

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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.