Home / 263,549.85-363,694.36-142,690.16

Finding the Fourth Proportional to 263,549.85, 363,694.36 and 142,690.16

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Solution

The fourth proportional to 263,549.85, 363,694.36 and 142,690.16 is: 196,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,549.85 : 363,694.36 = 142,690.16 : x
  2. Step 2: Convert to fraction form
    263,549.85/363,694.36 = 142,690.16/x
  3. Step 3: Cross multiply
    263,549.85x = 363,694.36 × 142,690.16
  4. Step 4: Simplify right side
    263,549.85x = 51,895,606,419.50
  5. Step 5: Solve for x
    x = 51,895,606,419.50/263,549.85
  6. Step 6: Final answer
    x = 196,910.02

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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.