Home / 223,441.32-335,056.62-81,186.29

Finding the Fourth Proportional to 223,441.32, 335,056.62 and 81,186.29

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Solution

The fourth proportional to 223,441.32, 335,056.62 and 81,186.29 is: 121,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,441.32 : 335,056.62 = 81,186.29 : x
  2. Step 2: Convert to fraction form
    223,441.32/335,056.62 = 81,186.29/x
  3. Step 3: Cross multiply
    223,441.32x = 335,056.62 × 81,186.29
  4. Step 4: Simplify right side
    223,441.32x = 27,202,002,242.46
  5. Step 5: Solve for x
    x = 27,202,002,242.46/223,441.32
  6. Step 6: Final answer
    x = 121,741.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.