Home / 154,731.80-232,021.13-54,877.02

Finding the Fourth Proportional to 154,731.80, 232,021.13 and 54,877.02

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Solution

The fourth proportional to 154,731.80, 232,021.13 and 54,877.02 is: 82,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,731.80 : 232,021.13 = 54,877.02 : x
  2. Step 2: Convert to fraction form
    154,731.80/232,021.13 = 54,877.02/x
  3. Step 3: Cross multiply
    154,731.80x = 232,021.13 × 54,877.02
  4. Step 4: Simplify right side
    154,731.80x = 12,732,627,917.05
  5. Step 5: Solve for x
    x = 12,732,627,917.05/154,731.80
  6. Step 6: Final answer
    x = 82,288.37

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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.