Home / 75,043.19-103,527.50-43,205.33

Finding the Fourth Proportional to 75,043.19, 103,527.50 and 43,205.33

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Solution

The fourth proportional to 75,043.19, 103,527.50 and 43,205.33 is: 59,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,043.19 : 103,527.50 = 43,205.33 : x
  2. Step 2: Convert to fraction form
    75,043.19/103,527.50 = 43,205.33/x
  3. Step 3: Cross multiply
    75,043.19x = 103,527.50 × 43,205.33
  4. Step 4: Simplify right side
    75,043.19x = 4,472,939,067.91
  5. Step 5: Solve for x
    x = 4,472,939,067.91/75,043.19
  6. Step 6: Final answer
    x = 59,604.87

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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.