Home / 75,298.30-103,910.69-43,032.56

Finding the Fourth Proportional to 75,298.30, 103,910.69 and 43,032.56

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Solution

The fourth proportional to 75,298.30, 103,910.69 and 43,032.56 is: 59,384.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,298.30 : 103,910.69 = 43,032.56 : x
  2. Step 2: Convert to fraction form
    75,298.30/103,910.69 = 43,032.56/x
  3. Step 3: Cross multiply
    75,298.30x = 103,910.69 × 43,032.56
  4. Step 4: Simplify right side
    75,298.30x = 4,471,542,267.35
  5. Step 5: Solve for x
    x = 4,471,542,267.35/75,298.30
  6. Step 6: Final answer
    x = 59,384.37

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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.