Home / 161,208.06-222,450.21-89,576.52

Finding the Fourth Proportional to 161,208.06, 222,450.21 and 89,576.52

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Solution

The fourth proportional to 161,208.06, 222,450.21 and 89,576.52 is: 123,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,208.06 : 222,450.21 = 89,576.52 : x
  2. Step 2: Convert to fraction form
    161,208.06/222,450.21 = 89,576.52/x
  3. Step 3: Cross multiply
    161,208.06x = 222,450.21 × 89,576.52
  4. Step 4: Simplify right side
    161,208.06x = 19,926,315,685.07
  5. Step 5: Solve for x
    x = 19,926,315,685.07/161,208.06
  6. Step 6: Final answer
    x = 123,606.20

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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.