Home / 197,080.57-271,971.48-112,197.63

Finding the Fourth Proportional to 197,080.57, 271,971.48 and 112,197.63

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Solution

The fourth proportional to 197,080.57, 271,971.48 and 112,197.63 is: 154,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,080.57 : 271,971.48 = 112,197.63 : x
  2. Step 2: Convert to fraction form
    197,080.57/271,971.48 = 112,197.63/x
  3. Step 3: Cross multiply
    197,080.57x = 271,971.48 × 112,197.63
  4. Step 4: Simplify right side
    197,080.57x = 30,514,555,483.59
  5. Step 5: Solve for x
    x = 30,514,555,483.59/197,080.57
  6. Step 6: Final answer
    x = 154,832.90

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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.