Home / 101,695.72-152,587.14-49,144.36

Finding the Fourth Proportional to 101,695.72, 152,587.14 and 49,144.36

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Solution

The fourth proportional to 101,695.72, 152,587.14 and 49,144.36 is: 73,737.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,695.72 : 152,587.14 = 49,144.36 : x
  2. Step 2: Convert to fraction form
    101,695.72/152,587.14 = 49,144.36/x
  3. Step 3: Cross multiply
    101,695.72x = 152,587.14 × 49,144.36
  4. Step 4: Simplify right side
    101,695.72x = 7,498,797,339.53
  5. Step 5: Solve for x
    x = 7,498,797,339.53/101,695.72
  6. Step 6: Final answer
    x = 73,737.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.