Home / 204,206.86-306,269.91-194,080.10

Finding the Fourth Proportional to 204,206.86, 306,269.91 and 194,080.10

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Solution

The fourth proportional to 204,206.86, 306,269.91 and 194,080.10 is: 291,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,206.86 : 306,269.91 = 194,080.10 : x
  2. Step 2: Convert to fraction form
    204,206.86/306,269.91 = 194,080.10/x
  3. Step 3: Cross multiply
    204,206.86x = 306,269.91 × 194,080.10
  4. Step 4: Simplify right side
    204,206.86x = 59,440,895,525.47
  5. Step 5: Solve for x
    x = 59,440,895,525.47/204,206.86
  6. Step 6: Final answer
    x = 291,081.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.