Home / 161,050.44-222,242.16-89,435.04

Finding the Fourth Proportional to 161,050.44, 222,242.16 and 89,435.04

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Solution

The fourth proportional to 161,050.44, 222,242.16 and 89,435.04 is: 123,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,050.44 : 222,242.16 = 89,435.04 : x
  2. Step 2: Convert to fraction form
    161,050.44/222,242.16 = 89,435.04/x
  3. Step 3: Cross multiply
    161,050.44x = 222,242.16 × 89,435.04
  4. Step 4: Simplify right side
    161,050.44x = 19,876,236,469.29
  5. Step 5: Solve for x
    x = 19,876,236,469.29/161,050.44
  6. Step 6: Final answer
    x = 123,416.22

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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.