Home / 106,855.32-160,239.26-47,650.52

Finding the Fourth Proportional to 106,855.32, 160,239.26 and 47,650.52

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Solution

The fourth proportional to 106,855.32, 160,239.26 and 47,650.52 is: 71,456.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,855.32 : 160,239.26 = 47,650.52 : x
  2. Step 2: Convert to fraction form
    106,855.32/160,239.26 = 47,650.52/x
  3. Step 3: Cross multiply
    106,855.32x = 160,239.26 × 47,650.52
  4. Step 4: Simplify right side
    106,855.32x = 7,635,484,063.42
  5. Step 5: Solve for x
    x = 7,635,484,063.42/106,855.32
  6. Step 6: Final answer
    x = 71,456.28

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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.