Home / 335,215.33-503,139.00-122,189.14

Finding the Fourth Proportional to 335,215.33, 503,139.00 and 122,189.14

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Solution

The fourth proportional to 335,215.33, 503,139.00 and 122,189.14 is: 183,398.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,215.33 : 503,139.00 = 122,189.14 : x
  2. Step 2: Convert to fraction form
    335,215.33/503,139.00 = 122,189.14/x
  3. Step 3: Cross multiply
    335,215.33x = 503,139.00 × 122,189.14
  4. Step 4: Simplify right side
    335,215.33x = 61,478,122,726.85
  5. Step 5: Solve for x
    x = 61,478,122,726.85/335,215.33
  6. Step 6: Final answer
    x = 183,398.90

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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.