Home / 161,201.03-222,462.80-89,584.07

Finding the Fourth Proportional to 161,201.03, 222,462.80 and 89,584.07

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Solution

The fourth proportional to 161,201.03, 222,462.80 and 89,584.07 is: 123,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,201.03 : 222,462.80 = 89,584.07 : x
  2. Step 2: Convert to fraction form
    161,201.03/222,462.80 = 89,584.07/x
  3. Step 3: Cross multiply
    161,201.03x = 222,462.80 × 89,584.07
  4. Step 4: Simplify right side
    161,201.03x = 19,929,121,487.36
  5. Step 5: Solve for x
    x = 19,929,121,487.36/161,201.03
  6. Step 6: Final answer
    x = 123,629.00

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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.