Home / 196,411.24-271,037.86-111,517.16

Finding the Fourth Proportional to 196,411.24, 271,037.86 and 111,517.16

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Solution

The fourth proportional to 196,411.24, 271,037.86 and 111,517.16 is: 153,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,411.24 : 271,037.86 = 111,517.16 : x
  2. Step 2: Convert to fraction form
    196,411.24/271,037.86 = 111,517.16/x
  3. Step 3: Cross multiply
    196,411.24x = 271,037.86 × 111,517.16
  4. Step 4: Simplify right side
    196,411.24x = 30,225,372,399.68
  5. Step 5: Solve for x
    x = 30,225,372,399.68/196,411.24
  6. Step 6: Final answer
    x = 153,888.20

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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.