Home / 54,203.70-81,305.10-14,760.75

Finding the Fourth Proportional to 54,203.70, 81,305.10 and 14,760.75

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Solution

The fourth proportional to 54,203.70, 81,305.10 and 14,760.75 is: 22,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,203.70 : 81,305.10 = 14,760.75 : x
  2. Step 2: Convert to fraction form
    54,203.70/81,305.10 = 14,760.75/x
  3. Step 3: Cross multiply
    54,203.70x = 81,305.10 × 14,760.75
  4. Step 4: Simplify right side
    54,203.70x = 1,200,124,254.83
  5. Step 5: Solve for x
    x = 1,200,124,254.83/54,203.70
  6. Step 6: Final answer
    x = 22,141.00

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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.