Home / 136,448.11-204,711.65-56,471.31

Finding the Fourth Proportional to 136,448.11, 204,711.65 and 56,471.31

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Solution

The fourth proportional to 136,448.11, 204,711.65 and 56,471.31 is: 84,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,448.11 : 204,711.65 = 56,471.31 : x
  2. Step 2: Convert to fraction form
    136,448.11/204,711.65 = 56,471.31/x
  3. Step 3: Cross multiply
    136,448.11x = 204,711.65 × 56,471.31
  4. Step 4: Simplify right side
    136,448.11x = 11,560,335,188.94
  5. Step 5: Solve for x
    x = 11,560,335,188.94/136,448.11
  6. Step 6: Final answer
    x = 84,723.31

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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.