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Finding the Fourth Proportional to 152,189.52, 228,227.52 and 52,321.44

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Solution

The fourth proportional to 152,189.52, 228,227.52 and 52,321.44 is: 78,462.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,189.52 : 228,227.52 = 52,321.44 : x
  2. Step 2: Convert to fraction form
    152,189.52/228,227.52 = 52,321.44/x
  3. Step 3: Cross multiply
    152,189.52x = 228,227.52 × 52,321.44
  4. Step 4: Simplify right side
    152,189.52x = 11,941,192,494.03
  5. Step 5: Solve for x
    x = 11,941,192,494.03/152,189.52
  6. Step 6: Final answer
    x = 78,462.65

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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.