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Finding the Fourth Proportional to 95,519.75, 143,279.64 and 29,855.75

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Solution

The fourth proportional to 95,519.75, 143,279.64 and 29,855.75 is: 44,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,519.75 : 143,279.64 = 29,855.75 : x
  2. Step 2: Convert to fraction form
    95,519.75/143,279.64 = 29,855.75/x
  3. Step 3: Cross multiply
    95,519.75x = 143,279.64 × 29,855.75
  4. Step 4: Simplify right side
    95,519.75x = 4,277,721,111.93
  5. Step 5: Solve for x
    x = 4,277,721,111.93/95,519.75
  6. Step 6: Final answer
    x = 44,783.63

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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.