Home / 161,070.56-222,287.66-89,450.60

Finding the Fourth Proportional to 161,070.56, 222,287.66 and 89,450.60

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Solution

The fourth proportional to 161,070.56, 222,287.66 and 89,450.60 is: 123,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,070.56 : 222,287.66 = 89,450.60 : x
  2. Step 2: Convert to fraction form
    161,070.56/222,287.66 = 89,450.60/x
  3. Step 3: Cross multiply
    161,070.56x = 222,287.66 × 89,450.60
  4. Step 4: Simplify right side
    161,070.56x = 19,883,764,559.60
  5. Step 5: Solve for x
    x = 19,883,764,559.60/161,070.56
  6. Step 6: Final answer
    x = 123,447.54

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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.