Home / 75,559.83-104,276.07-43,722.57

Finding the Fourth Proportional to 75,559.83, 104,276.07 and 43,722.57

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Solution

The fourth proportional to 75,559.83, 104,276.07 and 43,722.57 is: 60,339.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,559.83 : 104,276.07 = 43,722.57 : x
  2. Step 2: Convert to fraction form
    75,559.83/104,276.07 = 43,722.57/x
  3. Step 3: Cross multiply
    75,559.83x = 104,276.07 × 43,722.57
  4. Step 4: Simplify right side
    75,559.83x = 4,559,217,769.90
  5. Step 5: Solve for x
    x = 4,559,217,769.90/75,559.83
  6. Step 6: Final answer
    x = 60,339.17

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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.