Home / 164,680.74-227,259.72-89,229.24

Finding the Fourth Proportional to 164,680.74, 227,259.72 and 89,229.24

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Solution

The fourth proportional to 164,680.74, 227,259.72 and 89,229.24 is: 123,136.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,680.74 : 227,259.72 = 89,229.24 : x
  2. Step 2: Convert to fraction form
    164,680.74/227,259.72 = 89,229.24/x
  3. Step 3: Cross multiply
    164,680.74x = 227,259.72 × 89,229.24
  4. Step 4: Simplify right side
    164,680.74x = 20,278,212,098.21
  5. Step 5: Solve for x
    x = 20,278,212,098.21/164,680.74
  6. Step 6: Final answer
    x = 123,136.51

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1.5x scale

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.