Home / 196,943.28-271,772.28-112,052.40

Finding the Fourth Proportional to 196,943.28, 271,772.28 and 112,052.40

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Solution

The fourth proportional to 196,943.28, 271,772.28 and 112,052.40 is: 154,626.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,943.28 : 271,772.28 = 112,052.40 : x
  2. Step 2: Convert to fraction form
    196,943.28/271,772.28 = 112,052.40/x
  3. Step 3: Cross multiply
    196,943.28x = 271,772.28 × 112,052.40
  4. Step 4: Simplify right side
    196,943.28x = 30,452,736,227.47
  5. Step 5: Solve for x
    x = 30,452,736,227.47/196,943.28
  6. Step 6: Final answer
    x = 154,626.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.