Home / 196,336.16-294,294-77,843.36

Finding the Fourth Proportional to 196,336.16, 294,294 and 77,843.36

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Solution

The fourth proportional to 196,336.16, 294,294 and 77,843.36 is: 116,681.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,336.16 : 294,294 = 77,843.36 : x
  2. Step 2: Convert to fraction form
    196,336.16/294,294 = 77,843.36/x
  3. Step 3: Cross multiply
    196,336.16x = 294,294 × 77,843.36
  4. Step 4: Simplify right side
    196,336.16x = 22,908,833,787.84
  5. Step 5: Solve for x
    x = 22,908,833,787.84/196,336.16
  6. Step 6: Final answer
    x = 116,681.68

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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.