Home / 233,629.88-322,408.98-126,199.89

Finding the Fourth Proportional to 233,629.88, 322,408.98 and 126,199.89

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Solution

The fourth proportional to 233,629.88, 322,408.98 and 126,199.89 is: 174,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,629.88 : 322,408.98 = 126,199.89 : x
  2. Step 2: Convert to fraction form
    233,629.88/322,408.98 = 126,199.89/x
  3. Step 3: Cross multiply
    233,629.88x = 322,408.98 × 126,199.89
  4. Step 4: Simplify right side
    233,629.88x = 40,687,977,811.01
  5. Step 5: Solve for x
    x = 40,687,977,811.01/233,629.88
  6. Step 6: Final answer
    x = 174,155.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.