Home / 150,995.61-226,503.60-51,121.71

Finding the Fourth Proportional to 150,995.61, 226,503.60 and 51,121.71

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Solution

The fourth proportional to 150,995.61, 226,503.60 and 51,121.71 is: 76,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,995.61 : 226,503.60 = 51,121.71 : x
  2. Step 2: Convert to fraction form
    150,995.61/226,503.60 = 51,121.71/x
  3. Step 3: Cross multiply
    150,995.61x = 226,503.60 × 51,121.71
  4. Step 4: Simplify right side
    150,995.61x = 11,579,251,353.16
  5. Step 5: Solve for x
    x = 11,579,251,353.16/150,995.61
  6. Step 6: Final answer
    x = 76,686.01

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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.