Home / 136,827.54-205,247.07-43,331.22

Finding the Fourth Proportional to 136,827.54, 205,247.07 and 43,331.22

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Solution

The fourth proportional to 136,827.54, 205,247.07 and 43,331.22 is: 64,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,827.54 : 205,247.07 = 43,331.22 : x
  2. Step 2: Convert to fraction form
    136,827.54/205,247.07 = 43,331.22/x
  3. Step 3: Cross multiply
    136,827.54x = 205,247.07 × 43,331.22
  4. Step 4: Simplify right side
    136,827.54x = 8,893,605,944.53
  5. Step 5: Solve for x
    x = 8,893,605,944.53/136,827.54
  6. Step 6: Final answer
    x = 64,998.65

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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.