Home / 196,941.28-271,769.52-112,050.40

Finding the Fourth Proportional to 196,941.28, 271,769.52 and 112,050.40

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Solution

The fourth proportional to 196,941.28, 271,769.52 and 112,050.40 is: 154,624.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,941.28 : 271,769.52 = 112,050.40 : x
  2. Step 2: Convert to fraction form
    196,941.28/271,769.52 = 112,050.40/x
  3. Step 3: Cross multiply
    196,941.28x = 271,769.52 × 112,050.40
  4. Step 4: Simplify right side
    196,941.28x = 30,451,883,423.81
  5. Step 5: Solve for x
    x = 30,451,883,423.81/196,941.28
  6. Step 6: Final answer
    x = 154,624.18

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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.