Home / 50,095.36-69,115.92-28,871.76

Finding the Fourth Proportional to 50,095.36, 69,115.92 and 28,871.76

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Solution

The fourth proportional to 50,095.36, 69,115.92 and 28,871.76 is: 39,833.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,095.36 : 69,115.92 = 28,871.76 : x
  2. Step 2: Convert to fraction form
    50,095.36/69,115.92 = 28,871.76/x
  3. Step 3: Cross multiply
    50,095.36x = 69,115.92 × 28,871.76
  4. Step 4: Simplify right side
    50,095.36x = 1,995,498,254.42
  5. Step 5: Solve for x
    x = 1,995,498,254.42/50,095.36
  6. Step 6: Final answer
    x = 39,833.99

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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.