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Finding the Fourth Proportional to 237,521.55, 356,286.87 and 77,597.93

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Solution

The fourth proportional to 237,521.55, 356,286.87 and 77,597.93 is: 116,398.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,521.55 : 356,286.87 = 77,597.93 : x
  2. Step 2: Convert to fraction form
    237,521.55/356,286.87 = 77,597.93/x
  3. Step 3: Cross multiply
    237,521.55x = 356,286.87 × 77,597.93
  4. Step 4: Simplify right side
    237,521.55x = 27,647,121,816.74
  5. Step 5: Solve for x
    x = 27,647,121,816.74/237,521.55
  6. Step 6: Final answer
    x = 116,398.37

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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.