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Finding the Fourth Proportional to 237,007.80, 355,382.10 and 96,607.80

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Solution

The fourth proportional to 237,007.80, 355,382.10 and 96,607.80 is: 144,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,007.80 : 355,382.10 = 96,607.80 : x
  2. Step 2: Convert to fraction form
    237,007.80/355,382.10 = 96,607.80/x
  3. Step 3: Cross multiply
    237,007.80x = 355,382.10 × 96,607.80
  4. Step 4: Simplify right side
    237,007.80x = 34,332,682,840.38
  5. Step 5: Solve for x
    x = 34,332,682,840.38/237,007.80
  6. Step 6: Final answer
    x = 144,858.87

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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.