Home / 194,521.21-291,781.81-150,212.59

Finding the Fourth Proportional to 194,521.21, 291,781.81 and 150,212.59

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Solution

The fourth proportional to 194,521.21, 291,781.81 and 150,212.59 is: 225,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,521.21 : 291,781.81 = 150,212.59 : x
  2. Step 2: Convert to fraction form
    194,521.21/291,781.81 = 150,212.59/x
  3. Step 3: Cross multiply
    194,521.21x = 291,781.81 × 150,212.59
  4. Step 4: Simplify right side
    194,521.21x = 43,829,301,394.99
  5. Step 5: Solve for x
    x = 43,829,301,394.99/194,521.21
  6. Step 6: Final answer
    x = 225,318.88

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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.