Home / 162,845.40-244,268.10-115,606.20

Finding the Fourth Proportional to 162,845.40, 244,268.10 and 115,606.20

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Solution

The fourth proportional to 162,845.40, 244,268.10 and 115,606.20 is: 173,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,845.40 : 244,268.10 = 115,606.20 : x
  2. Step 2: Convert to fraction form
    162,845.40/244,268.10 = 115,606.20/x
  3. Step 3: Cross multiply
    162,845.40x = 244,268.10 × 115,606.20
  4. Step 4: Simplify right side
    162,845.40x = 28,238,906,822.22
  5. Step 5: Solve for x
    x = 28,238,906,822.22/162,845.40
  6. Step 6: Final answer
    x = 173,409.30

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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.