Home / 169,034.21-253,177.57-115,599.55

Finding the Fourth Proportional to 169,034.21, 253,177.57 and 115,599.55

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Solution

The fourth proportional to 169,034.21, 253,177.57 and 115,599.55 is: 173,143.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,034.21 : 253,177.57 = 115,599.55 : x
  2. Step 2: Convert to fraction form
    169,034.21/253,177.57 = 115,599.55/x
  3. Step 3: Cross multiply
    169,034.21x = 253,177.57 × 115,599.55
  4. Step 4: Simplify right side
    169,034.21x = 29,267,212,240.15
  5. Step 5: Solve for x
    x = 29,267,212,240.15/169,034.21
  6. Step 6: Final answer
    x = 173,143.73

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1.5x scale

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.