Home / 436,176.75-653,997.18-169,626.51

Finding the Fourth Proportional to 436,176.75, 653,997.18 and 169,626.51

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Solution

The fourth proportional to 436,176.75, 653,997.18 and 169,626.51 is: 254,335.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,176.75 : 653,997.18 = 169,626.51 : x
  2. Step 2: Convert to fraction form
    436,176.75/653,997.18 = 169,626.51/x
  3. Step 3: Cross multiply
    436,176.75x = 653,997.18 × 169,626.51
  4. Step 4: Simplify right side
    436,176.75x = 110,935,259,193.24
  5. Step 5: Solve for x
    x = 110,935,259,193.24/436,176.75
  6. Step 6: Final answer
    x = 254,335.56

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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.