Home / 54,519.36-81,680.16-24,961.92

Finding the Fourth Proportional to 54,519.36, 81,680.16 and 24,961.92

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Solution

The fourth proportional to 54,519.36, 81,680.16 and 24,961.92 is: 37,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,519.36 : 81,680.16 = 24,961.92 : x
  2. Step 2: Convert to fraction form
    54,519.36/81,680.16 = 24,961.92/x
  3. Step 3: Cross multiply
    54,519.36x = 81,680.16 × 24,961.92
  4. Step 4: Simplify right side
    54,519.36x = 2,038,893,619.51
  5. Step 5: Solve for x
    x = 2,038,893,619.51/54,519.36
  6. Step 6: Final answer
    x = 37,397.61

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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.