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Finding the Fourth Proportional to 175,987.20, 264,005.10 and 63,640.20

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Solution

The fourth proportional to 175,987.20, 264,005.10 and 63,640.20 is: 95,469.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,987.20 : 264,005.10 = 63,640.20 : x
  2. Step 2: Convert to fraction form
    175,987.20/264,005.10 = 63,640.20/x
  3. Step 3: Cross multiply
    175,987.20x = 264,005.10 × 63,640.20
  4. Step 4: Simplify right side
    175,987.20x = 16,801,337,365.02
  5. Step 5: Solve for x
    x = 16,801,337,365.02/175,987.20
  6. Step 6: Final answer
    x = 95,469.09

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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.