Home / 98,906.32-148,110-65,525.68

Finding the Fourth Proportional to 98,906.32, 148,110 and 65,525.68

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Solution

The fourth proportional to 98,906.32, 148,110 and 65,525.68 is: 98,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,906.32 : 148,110 = 65,525.68 : x
  2. Step 2: Convert to fraction form
    98,906.32/148,110 = 65,525.68/x
  3. Step 3: Cross multiply
    98,906.32x = 148,110 × 65,525.68
  4. Step 4: Simplify right side
    98,906.32x = 9,705,008,464.80
  5. Step 5: Solve for x
    x = 9,705,008,464.80/98,906.32
  6. Step 6: Final answer
    x = 98,123.24

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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.