Home / 196,839.28-294,815.00-91,436.44

Finding the Fourth Proportional to 196,839.28, 294,815.00 and 91,436.44

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Solution

The fourth proportional to 196,839.28, 294,815.00 and 91,436.44 is: 136,948.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,839.28 : 294,815.00 = 91,436.44 : x
  2. Step 2: Convert to fraction form
    196,839.28/294,815.00 = 91,436.44/x
  3. Step 3: Cross multiply
    196,839.28x = 294,815.00 × 91,436.44
  4. Step 4: Simplify right side
    196,839.28x = 26,956,833,550.15
  5. Step 5: Solve for x
    x = 26,956,833,550.15/196,839.28
  6. Step 6: Final answer
    x = 136,948.45

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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.