Home / 161,014.73-222,190.04-89,394.72

Finding the Fourth Proportional to 161,014.73, 222,190.04 and 89,394.72

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Solution

The fourth proportional to 161,014.73, 222,190.04 and 89,394.72 is: 123,359.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,014.73 : 222,190.04 = 89,394.72 : x
  2. Step 2: Convert to fraction form
    161,014.73/222,190.04 = 89,394.72/x
  3. Step 3: Cross multiply
    161,014.73x = 222,190.04 × 89,394.72
  4. Step 4: Simplify right side
    161,014.73x = 19,862,615,965.62
  5. Step 5: Solve for x
    x = 19,862,615,965.62/161,014.73
  6. Step 6: Final answer
    x = 123,359.00

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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.