Home / 196,557.48-271,256.58-111,688.92

Finding the Fourth Proportional to 196,557.48, 271,256.58 and 111,688.92

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Solution

The fourth proportional to 196,557.48, 271,256.58 and 111,688.92 is: 154,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,557.48 : 271,256.58 = 111,688.92 : x
  2. Step 2: Convert to fraction form
    196,557.48/271,256.58 = 111,688.92/x
  3. Step 3: Cross multiply
    196,557.48x = 271,256.58 × 111,688.92
  4. Step 4: Simplify right side
    196,557.48x = 30,296,354,463.09
  5. Step 5: Solve for x
    x = 30,296,354,463.09/196,557.48
  6. Step 6: Final answer
    x = 154,134.83

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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.