Home / 54,811.85-75,600.43-41,920.25

Finding the Fourth Proportional to 54,811.85, 75,600.43 and 41,920.25

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Solution

The fourth proportional to 54,811.85, 75,600.43 and 41,920.25 is: 57,819.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,811.85 : 75,600.43 = 41,920.25 : x
  2. Step 2: Convert to fraction form
    54,811.85/75,600.43 = 41,920.25/x
  3. Step 3: Cross multiply
    54,811.85x = 75,600.43 × 41,920.25
  4. Step 4: Simplify right side
    54,811.85x = 3,169,188,925.71
  5. Step 5: Solve for x
    x = 3,169,188,925.71/54,811.85
  6. Step 6: Final answer
    x = 57,819.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.