Home / 196,344.40-294,363.51-91,149.70

Finding the Fourth Proportional to 196,344.40, 294,363.51 and 91,149.70

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Solution

The fourth proportional to 196,344.40, 294,363.51 and 91,149.70 is: 136,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,344.40 : 294,363.51 = 91,149.70 : x
  2. Step 2: Convert to fraction form
    196,344.40/294,363.51 = 91,149.70/x
  3. Step 3: Cross multiply
    196,344.40x = 294,363.51 × 91,149.70
  4. Step 4: Simplify right side
    196,344.40x = 26,831,145,627.45
  5. Step 5: Solve for x
    x = 26,831,145,627.45/196,344.40
  6. Step 6: Final answer
    x = 136,653.48

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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.