Home / 136,591.92-204,816.79-52,326.81

Finding the Fourth Proportional to 136,591.92, 204,816.79 and 52,326.81

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Solution

The fourth proportional to 136,591.92, 204,816.79 and 52,326.81 is: 78,462.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,591.92 : 204,816.79 = 52,326.81 : x
  2. Step 2: Convert to fraction form
    136,591.92/204,816.79 = 52,326.81/x
  3. Step 3: Cross multiply
    136,591.92x = 204,816.79 × 52,326.81
  4. Step 4: Simplify right side
    136,591.92x = 10,717,407,969.42
  5. Step 5: Solve for x
    x = 10,717,407,969.42/136,591.92
  6. Step 6: Final answer
    x = 78,462.97

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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.