Home / 171,494.95-257,252.15-53,183.11

Finding the Fourth Proportional to 171,494.95, 257,252.15 and 53,183.11

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Solution

The fourth proportional to 171,494.95, 257,252.15 and 53,183.11 is: 79,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,494.95 : 257,252.15 = 53,183.11 : x
  2. Step 2: Convert to fraction form
    171,494.95/257,252.15 = 53,183.11/x
  3. Step 3: Cross multiply
    171,494.95x = 257,252.15 × 53,183.11
  4. Step 4: Simplify right side
    171,494.95x = 13,681,469,391.19
  5. Step 5: Solve for x
    x = 13,681,469,391.19/171,494.95
  6. Step 6: Final answer
    x = 79,777.68

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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.