Home / 196,720.47-271,497.29-111,850.29

Finding the Fourth Proportional to 196,720.47, 271,497.29 and 111,850.29

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Solution

The fourth proportional to 196,720.47, 271,497.29 and 111,850.29 is: 154,366.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,720.47 : 271,497.29 = 111,850.29 : x
  2. Step 2: Convert to fraction form
    196,720.47/271,497.29 = 111,850.29/x
  3. Step 3: Cross multiply
    196,720.47x = 271,497.29 × 111,850.29
  4. Step 4: Simplify right side
    196,720.47x = 30,367,050,620.71
  5. Step 5: Solve for x
    x = 30,367,050,620.71/196,720.47
  6. Step 6: Final answer
    x = 154,366.50

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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.