Home / 196,512.48-271,110.24-120,929.76

Finding the Fourth Proportional to 196,512.48, 271,110.24 and 120,929.76

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Solution

The fourth proportional to 196,512.48, 271,110.24 and 120,929.76 is: 166,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,512.48 : 271,110.24 = 120,929.76 : x
  2. Step 2: Convert to fraction form
    196,512.48/271,110.24 = 120,929.76/x
  3. Step 3: Cross multiply
    196,512.48x = 271,110.24 × 120,929.76
  4. Step 4: Simplify right side
    196,512.48x = 32,785,296,256.74
  5. Step 5: Solve for x
    x = 32,785,296,256.74/196,512.48
  6. Step 6: Final answer
    x = 166,835.70

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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.