Home / 161,082.09-222,287.04-89,466.66

Finding the Fourth Proportional to 161,082.09, 222,287.04 and 89,466.66

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Solution

The fourth proportional to 161,082.09, 222,287.04 and 89,466.66 is: 123,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,082.09 : 222,287.04 = 89,466.66 : x
  2. Step 2: Convert to fraction form
    161,082.09/222,287.04 = 89,466.66/x
  3. Step 3: Cross multiply
    161,082.09x = 222,287.04 × 89,466.66
  4. Step 4: Simplify right side
    161,082.09x = 19,887,279,030.09
  5. Step 5: Solve for x
    x = 19,887,279,030.09/161,082.09
  6. Step 6: Final answer
    x = 123,460.52

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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.