Home / 161,208.43-222,449.96-93,215.10

Finding the Fourth Proportional to 161,208.43, 222,449.96 and 93,215.10

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Solution

The fourth proportional to 161,208.43, 222,449.96 and 93,215.10 is: 128,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,208.43 : 222,449.96 = 93,215.10 : x
  2. Step 2: Convert to fraction form
    161,208.43/222,449.96 = 93,215.10/x
  3. Step 3: Cross multiply
    161,208.43x = 222,449.96 × 93,215.10
  4. Step 4: Simplify right side
    161,208.43x = 20,735,696,333.62
  5. Step 5: Solve for x
    x = 20,735,696,333.62/161,208.43
  6. Step 6: Final answer
    x = 128,626.63

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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.