Home / 194,429.40-291,773.70-89,194.20

Finding the Fourth Proportional to 194,429.40, 291,773.70 and 89,194.20

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Solution

The fourth proportional to 194,429.40, 291,773.70 and 89,194.20 is: 133,850.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,429.40 : 291,773.70 = 89,194.20 : x
  2. Step 2: Convert to fraction form
    194,429.40/291,773.70 = 89,194.20/x
  3. Step 3: Cross multiply
    194,429.40x = 291,773.70 × 89,194.20
  4. Step 4: Simplify right side
    194,429.40x = 26,024,521,752.54
  5. Step 5: Solve for x
    x = 26,024,521,752.54/194,429.40
  6. Step 6: Final answer
    x = 133,850.75

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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.