Home / 116,741.68-161,754.20-114,219.32

Finding the Fourth Proportional to 116,741.68, 161,754.20 and 114,219.32

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Solution

The fourth proportional to 116,741.68, 161,754.20 and 114,219.32 is: 158,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,741.68 : 161,754.20 = 114,219.32 : x
  2. Step 2: Convert to fraction form
    116,741.68/161,754.20 = 114,219.32/x
  3. Step 3: Cross multiply
    116,741.68x = 161,754.20 × 114,219.32
  4. Step 4: Simplify right side
    116,741.68x = 18,475,454,731.14
  5. Step 5: Solve for x
    x = 18,475,454,731.14/116,741.68
  6. Step 6: Final answer
    x = 158,259.28

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.