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Finding the Fourth Proportional to 228,671.82, 342,952.38 and 95,479.74

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Solution

The fourth proportional to 228,671.82, 342,952.38 and 95,479.74 is: 143,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,671.82 : 342,952.38 = 95,479.74 : x
  2. Step 2: Convert to fraction form
    228,671.82/342,952.38 = 95,479.74/x
  3. Step 3: Cross multiply
    228,671.82x = 342,952.38 × 95,479.74
  4. Step 4: Simplify right side
    228,671.82x = 32,745,004,074.78
  5. Step 5: Solve for x
    x = 32,745,004,074.78/228,671.82
  6. Step 6: Final answer
    x = 143,196.50

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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.