Home / 194,331.51-291,251.68-104,150.12

Finding the Fourth Proportional to 194,331.51, 291,251.68 and 104,150.12

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Solution

The fourth proportional to 194,331.51, 291,251.68 and 104,150.12 is: 156,093.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,331.51 : 291,251.68 = 104,150.12 : x
  2. Step 2: Convert to fraction form
    194,331.51/291,251.68 = 104,150.12/x
  3. Step 3: Cross multiply
    194,331.51x = 291,251.68 × 104,150.12
  4. Step 4: Simplify right side
    194,331.51x = 30,333,895,705.57
  5. Step 5: Solve for x
    x = 30,333,895,705.57/194,331.51
  6. Step 6: Final answer
    x = 156,093.55

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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.