Home / 196,901.28-271,714.32-112,010.40

Finding the Fourth Proportional to 196,901.28, 271,714.32 and 112,010.40

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Solution

The fourth proportional to 196,901.28, 271,714.32 and 112,010.40 is: 154,568.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,901.28 : 271,714.32 = 112,010.40 : x
  2. Step 2: Convert to fraction form
    196,901.28/271,714.32 = 112,010.40/x
  3. Step 3: Cross multiply
    196,901.28x = 271,714.32 × 112,010.40
  4. Step 4: Simplify right side
    196,901.28x = 30,434,829,668.93
  5. Step 5: Solve for x
    x = 30,434,829,668.93/196,901.28
  6. Step 6: Final answer
    x = 154,568.98

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1.5x scale

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.