Home / 161,108.28-222,279.37-93,100.48

Finding the Fourth Proportional to 161,108.28, 222,279.37 and 93,100.48

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Solution

The fourth proportional to 161,108.28, 222,279.37 and 93,100.48 is: 128,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,108.28 : 222,279.37 = 93,100.48 : x
  2. Step 2: Convert to fraction form
    161,108.28/222,279.37 = 93,100.48/x
  3. Step 3: Cross multiply
    161,108.28x = 222,279.37 × 93,100.48
  4. Step 4: Simplify right side
    161,108.28x = 20,694,315,252.65
  5. Step 5: Solve for x
    x = 20,694,315,252.65/161,108.28
  6. Step 6: Final answer
    x = 128,449.73

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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.