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Finding the Fourth Proportional to 158,703.84, 237,744.21 and 92,003.79

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Solution

The fourth proportional to 158,703.84, 237,744.21 and 92,003.79 is: 137,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,703.84 : 237,744.21 = 92,003.79 : x
  2. Step 2: Convert to fraction form
    158,703.84/237,744.21 = 92,003.79/x
  3. Step 3: Cross multiply
    158,703.84x = 237,744.21 × 92,003.79
  4. Step 4: Simplify right side
    158,703.84x = 21,873,368,370.56
  5. Step 5: Solve for x
    x = 21,873,368,370.56/158,703.84
  6. Step 6: Final answer
    x = 137,825.07

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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.