Home / 164,672.34-227,247.99-89,220.84

Finding the Fourth Proportional to 164,672.34, 227,247.99 and 89,220.84

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Solution

The fourth proportional to 164,672.34, 227,247.99 and 89,220.84 is: 123,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,672.34 : 227,247.99 = 89,220.84 : x
  2. Step 2: Convert to fraction form
    164,672.34/227,247.99 = 89,220.84/x
  3. Step 3: Cross multiply
    164,672.34x = 227,247.99 × 89,220.84
  4. Step 4: Simplify right side
    164,672.34x = 20,275,256,556.11
  5. Step 5: Solve for x
    x = 20,275,256,556.11/164,672.34
  6. Step 6: Final answer
    x = 123,124.85

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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.