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Finding the Fourth Proportional to 168,001.98, 252,052.20 and 49,676.40

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Solution

The fourth proportional to 168,001.98, 252,052.20 and 49,676.40 is: 74,529.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,001.98 : 252,052.20 = 49,676.40 : x
  2. Step 2: Convert to fraction form
    168,001.98/252,052.20 = 49,676.40/x
  3. Step 3: Cross multiply
    168,001.98x = 252,052.20 × 49,676.40
  4. Step 4: Simplify right side
    168,001.98x = 12,521,045,908.08
  5. Step 5: Solve for x
    x = 12,521,045,908.08/168,001.98
  6. Step 6: Final answer
    x = 74,529.16

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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.