Home / 54,288.63-81,522.52-36,632.72

Finding the Fourth Proportional to 54,288.63, 81,522.52 and 36,632.72

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Solution

The fourth proportional to 54,288.63, 81,522.52 and 36,632.72 is: 55,009.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288.63 : 81,522.52 = 36,632.72 : x
  2. Step 2: Convert to fraction form
    54,288.63/81,522.52 = 36,632.72/x
  3. Step 3: Cross multiply
    54,288.63x = 81,522.52 × 36,632.72
  4. Step 4: Simplify right side
    54,288.63x = 2,986,391,761.08
  5. Step 5: Solve for x
    x = 2,986,391,761.08/54,288.63
  6. Step 6: Final answer
    x = 55,009.53

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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.