Home / 196,501.64-271,176.66-115,948.76

Finding the Fourth Proportional to 196,501.64, 271,176.66 and 115,948.76

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Solution

The fourth proportional to 196,501.64, 271,176.66 and 115,948.76 is: 160,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,501.64 : 271,176.66 = 115,948.76 : x
  2. Step 2: Convert to fraction form
    196,501.64/271,176.66 = 115,948.76/x
  3. Step 3: Cross multiply
    196,501.64x = 271,176.66 × 115,948.76
  4. Step 4: Simplify right side
    196,501.64x = 31,442,597,467.94
  5. Step 5: Solve for x
    x = 31,442,597,467.94/196,501.64
  6. Step 6: Final answer
    x = 160,011.88

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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.