Home / 151,760.94-226,515.95-131,406.86

Finding the Fourth Proportional to 151,760.94, 226,515.95 and 131,406.86

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Solution

The fourth proportional to 151,760.94, 226,515.95 and 131,406.86 is: 196,135.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,760.94 : 226,515.95 = 131,406.86 : x
  2. Step 2: Convert to fraction form
    151,760.94/226,515.95 = 131,406.86/x
  3. Step 3: Cross multiply
    151,760.94x = 226,515.95 × 131,406.86
  4. Step 4: Simplify right side
    151,760.94x = 29,765,749,072.38
  5. Step 5: Solve for x
    x = 29,765,749,072.38/151,760.94
  6. Step 6: Final answer
    x = 196,135.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.