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Finding the Fourth Proportional to 237,204.36, 355,946.90 and 87,548.90

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Solution

The fourth proportional to 237,204.36, 355,946.90 and 87,548.90 is: 131,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,204.36 : 355,946.90 = 87,548.90 : x
  2. Step 2: Convert to fraction form
    237,204.36/355,946.90 = 87,548.90/x
  3. Step 3: Cross multiply
    237,204.36x = 355,946.90 × 87,548.90
  4. Step 4: Simplify right side
    237,204.36x = 31,162,757,335.93
  5. Step 5: Solve for x
    x = 31,162,757,335.93/237,204.36
  6. Step 6: Final answer
    x = 131,375.15

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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.