Home / 194,057.06-290,987.19-88,785.83

Finding the Fourth Proportional to 194,057.06, 290,987.19 and 88,785.83

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Solution

The fourth proportional to 194,057.06, 290,987.19 and 88,785.83 is: 133,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,057.06 : 290,987.19 = 88,785.83 : x
  2. Step 2: Convert to fraction form
    194,057.06/290,987.19 = 88,785.83/x
  3. Step 3: Cross multiply
    194,057.06x = 290,987.19 × 88,785.83
  4. Step 4: Simplify right side
    194,057.06x = 25,835,539,183.52
  5. Step 5: Solve for x
    x = 25,835,539,183.52/194,057.06
  6. Step 6: Final answer
    x = 133,133.72

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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.