Home / 187,787.52-281,484.44-69,383.34

Finding the Fourth Proportional to 187,787.52, 281,484.44 and 69,383.34

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Solution

The fourth proportional to 187,787.52, 281,484.44 and 69,383.34 is: 104,002.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,787.52 : 281,484.44 = 69,383.34 : x
  2. Step 2: Convert to fraction form
    187,787.52/281,484.44 = 69,383.34/x
  3. Step 3: Cross multiply
    187,787.52x = 281,484.44 × 69,383.34
  4. Step 4: Simplify right side
    187,787.52x = 19,530,330,605.23
  5. Step 5: Solve for x
    x = 19,530,330,605.23/187,787.52
  6. Step 6: Final answer
    x = 104,002.28

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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.