Home / 75,032.20-103,529.46-41,491.72

Finding the Fourth Proportional to 75,032.20, 103,529.46 and 41,491.72

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Solution

The fourth proportional to 75,032.20, 103,529.46 and 41,491.72 is: 57,250.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,032.20 : 103,529.46 = 41,491.72 : x
  2. Step 2: Convert to fraction form
    75,032.20/103,529.46 = 41,491.72/x
  3. Step 3: Cross multiply
    75,032.20x = 103,529.46 × 41,491.72
  4. Step 4: Simplify right side
    75,032.20x = 4,295,615,366.07
  5. Step 5: Solve for x
    x = 4,295,615,366.07/75,032.20
  6. Step 6: Final answer
    x = 57,250.29

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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.