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Finding the Fourth Proportional to 237,512.70, 355,966.65 and 97,112.70

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Solution

The fourth proportional to 237,512.70, 355,966.65 and 97,112.70 is: 145,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,512.70 : 355,966.65 = 97,112.70 : x
  2. Step 2: Convert to fraction form
    237,512.70/355,966.65 = 97,112.70/x
  3. Step 3: Cross multiply
    237,512.70x = 355,966.65 × 97,112.70
  4. Step 4: Simplify right side
    237,512.70x = 34,568,882,491.46
  5. Step 5: Solve for x
    x = 34,568,882,491.46/237,512.70
  6. Step 6: Final answer
    x = 145,545.41

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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.