Home / 53,961.58-80,934.47-39,039.86

Finding the Fourth Proportional to 53,961.58, 80,934.47 and 39,039.86

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Solution

The fourth proportional to 53,961.58, 80,934.47 and 39,039.86 is: 58,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.58 : 80,934.47 = 39,039.86 : x
  2. Step 2: Convert to fraction form
    53,961.58/80,934.47 = 39,039.86/x
  3. Step 3: Cross multiply
    53,961.58x = 80,934.47 × 39,039.86
  4. Step 4: Simplify right side
    53,961.58x = 3,159,670,377.97
  5. Step 5: Solve for x
    x = 3,159,670,377.97/53,961.58
  6. Step 6: Final answer
    x = 58,554.07

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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.