Home / 161,187.01-222,433.65-89,565.19

Finding the Fourth Proportional to 161,187.01, 222,433.65 and 89,565.19

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Solution

The fourth proportional to 161,187.01, 222,433.65 and 89,565.19 is: 123,597.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,187.01 : 222,433.65 = 89,565.19 : x
  2. Step 2: Convert to fraction form
    161,187.01/222,433.65 = 89,565.19/x
  3. Step 3: Cross multiply
    161,187.01x = 222,433.65 × 89,565.19
  4. Step 4: Simplify right side
    161,187.01x = 19,922,311,568.56
  5. Step 5: Solve for x
    x = 19,922,311,568.56/161,187.01
  6. Step 6: Final answer
    x = 123,597.50

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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.