Home / 194,508.18-290,932.83-119,443.86

Finding the Fourth Proportional to 194,508.18, 290,932.83 and 119,443.86

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Solution

The fourth proportional to 194,508.18, 290,932.83 and 119,443.86 is: 178,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,508.18 : 290,932.83 = 119,443.86 : x
  2. Step 2: Convert to fraction form
    194,508.18/290,932.83 = 119,443.86/x
  3. Step 3: Cross multiply
    194,508.18x = 290,932.83 × 119,443.86
  4. Step 4: Simplify right side
    194,508.18x = 34,750,140,215.92
  5. Step 5: Solve for x
    x = 34,750,140,215.92/194,508.18
  6. Step 6: Final answer
    x = 178,656.45

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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.