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Finding the Fourth Proportional to 237,270.53, 327,433.29 and 129,840.53

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Solution

The fourth proportional to 237,270.53, 327,433.29 and 129,840.53 is: 179,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,270.53 : 327,433.29 = 129,840.53 : x
  2. Step 2: Convert to fraction form
    237,270.53/327,433.29 = 129,840.53/x
  3. Step 3: Cross multiply
    237,270.53x = 327,433.29 × 129,840.53
  4. Step 4: Simplify right side
    237,270.53x = 42,514,111,503.95
  5. Step 5: Solve for x
    x = 42,514,111,503.95/237,270.53
  6. Step 6: Final answer
    x = 179,179.91

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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.