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Finding the Fourth Proportional to 159,003.84, 237,986.55 and 116,872.77

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Solution

The fourth proportional to 159,003.84, 237,986.55 and 116,872.77 is: 174,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,003.84 : 237,986.55 = 116,872.77 : x
  2. Step 2: Convert to fraction form
    159,003.84/237,986.55 = 116,872.77/x
  3. Step 3: Cross multiply
    159,003.84x = 237,986.55 × 116,872.77
  4. Step 4: Simplify right side
    159,003.84x = 27,814,147,321.24
  5. Step 5: Solve for x
    x = 27,814,147,321.24/159,003.84
  6. Step 6: Final answer
    x = 174,927.52

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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.