Home / 161,144.08-222,366.66-89,518

Finding the Fourth Proportional to 161,144.08, 222,366.66 and 89,518

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Solution

The fourth proportional to 161,144.08, 222,366.66 and 89,518 is: 123,528.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,144.08 : 222,366.66 = 89,518 : x
  2. Step 2: Convert to fraction form
    161,144.08/222,366.66 = 89,518/x
  3. Step 3: Cross multiply
    161,144.08x = 222,366.66 × 89,518
  4. Step 4: Simplify right side
    161,144.08x = 19,905,818,669.88
  5. Step 5: Solve for x
    x = 19,905,818,669.88/161,144.08
  6. Step 6: Final answer
    x = 123,528.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.