Home / 107,786.58-148,747.04-62,467.70

Finding the Fourth Proportional to 107,786.58, 148,747.04 and 62,467.70

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Solution

The fourth proportional to 107,786.58, 148,747.04 and 62,467.70 is: 86,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,786.58 : 148,747.04 = 62,467.70 : x
  2. Step 2: Convert to fraction form
    107,786.58/148,747.04 = 62,467.70/x
  3. Step 3: Cross multiply
    107,786.58x = 148,747.04 × 62,467.70
  4. Step 4: Simplify right side
    107,786.58x = 9,291,884,414.53
  5. Step 5: Solve for x
    x = 9,291,884,414.53/107,786.58
  6. Step 6: Final answer
    x = 86,206.32

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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.