Home / 196,482.88-271,126.56-111,583.36

Finding the Fourth Proportional to 196,482.88, 271,126.56 and 111,583.36

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Solution

The fourth proportional to 196,482.88, 271,126.56 and 111,583.36 is: 153,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,482.88 : 271,126.56 = 111,583.36 : x
  2. Step 2: Convert to fraction form
    196,482.88/271,126.56 = 111,583.36/x
  3. Step 3: Cross multiply
    196,482.88x = 271,126.56 × 111,583.36
  4. Step 4: Simplify right side
    196,482.88x = 30,253,212,550.04
  5. Step 5: Solve for x
    x = 30,253,212,550.04/196,482.88
  6. Step 6: Final answer
    x = 153,973.78

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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.