Home / 501,132.32-751,809.03-146,174.12

Finding the Fourth Proportional to 501,132.32, 751,809.03 and 146,174.12

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Solution

The fourth proportional to 501,132.32, 751,809.03 and 146,174.12 is: 219,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,132.32 : 751,809.03 = 146,174.12 : x
  2. Step 2: Convert to fraction form
    501,132.32/751,809.03 = 146,174.12/x
  3. Step 3: Cross multiply
    501,132.32x = 751,809.03 × 146,174.12
  4. Step 4: Simplify right side
    501,132.32x = 109,895,019,609.26
  5. Step 5: Solve for x
    x = 109,895,019,609.26/501,132.32
  6. Step 6: Final answer
    x = 219,293.42

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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.