Home / 231,148.74-318,771.78-177,436.02

Finding the Fourth Proportional to 231,148.74, 318,771.78 and 177,436.02

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Solution

The fourth proportional to 231,148.74, 318,771.78 and 177,436.02 is: 244,697.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,148.74 : 318,771.78 = 177,436.02 : x
  2. Step 2: Convert to fraction form
    231,148.74/318,771.78 = 177,436.02/x
  3. Step 3: Cross multiply
    231,148.74x = 318,771.78 × 177,436.02
  4. Step 4: Simplify right side
    231,148.74x = 56,561,595,931.52
  5. Step 5: Solve for x
    x = 56,561,595,931.52/231,148.74
  6. Step 6: Final answer
    x = 244,697.83

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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.