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Finding the Fourth Proportional to 228,100.60, 342,005.10 and 95,033.80

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Solution

The fourth proportional to 228,100.60, 342,005.10 and 95,033.80 is: 142,489.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,100.60 : 342,005.10 = 95,033.80 : x
  2. Step 2: Convert to fraction form
    228,100.60/342,005.10 = 95,033.80/x
  3. Step 3: Cross multiply
    228,100.60x = 342,005.10 × 95,033.80
  4. Step 4: Simplify right side
    228,100.60x = 32,502,044,272.38
  5. Step 5: Solve for x
    x = 32,502,044,272.38/228,100.60
  6. Step 6: Final answer
    x = 142,489.96

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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.