Home / 165,013.64-227,719.44-89,562.20

Finding the Fourth Proportional to 165,013.64, 227,719.44 and 89,562.20

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Solution

The fourth proportional to 165,013.64, 227,719.44 and 89,562.20 is: 123,596.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,013.64 : 227,719.44 = 89,562.20 : x
  2. Step 2: Convert to fraction form
    165,013.64/227,719.44 = 89,562.20/x
  3. Step 3: Cross multiply
    165,013.64x = 227,719.44 × 89,562.20
  4. Step 4: Simplify right side
    165,013.64x = 20,395,054,029.17
  5. Step 5: Solve for x
    x = 20,395,054,029.17/165,013.64
  6. Step 6: Final answer
    x = 123,596.17

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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.