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Finding the Fourth Proportional to 199,353.16, 275,114.01 and 108,714.09

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Solution

The fourth proportional to 199,353.16, 275,114.01 and 108,714.09 is: 150,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,353.16 : 275,114.01 = 108,714.09 : x
  2. Step 2: Convert to fraction form
    199,353.16/275,114.01 = 108,714.09/x
  3. Step 3: Cross multiply
    199,353.16x = 275,114.01 × 108,714.09
  4. Step 4: Simplify right side
    199,353.16x = 29,908,768,265.80
  5. Step 5: Solve for x
    x = 29,908,768,265.80/199,353.16
  6. Step 6: Final answer
    x = 150,029.06

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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.