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Finding the Fourth Proportional to 237,188.71, 327,334.94 and 136,619.11

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Solution

The fourth proportional to 237,188.71, 327,334.94 and 136,619.11 is: 188,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,188.71 : 327,334.94 = 136,619.11 : x
  2. Step 2: Convert to fraction form
    237,188.71/327,334.94 = 136,619.11/x
  3. Step 3: Cross multiply
    237,188.71x = 327,334.94 × 136,619.11
  4. Step 4: Simplify right side
    237,188.71x = 44,720,208,174.70
  5. Step 5: Solve for x
    x = 44,720,208,174.70/237,188.71
  6. Step 6: Final answer
    x = 188,542.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.