Home / 109,849.24-164,773.80-39,712.15

Finding the Fourth Proportional to 109,849.24, 164,773.80 and 39,712.15

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Solution

The fourth proportional to 109,849.24, 164,773.80 and 39,712.15 is: 59,568.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,849.24 : 164,773.80 = 39,712.15 : x
  2. Step 2: Convert to fraction form
    109,849.24/164,773.80 = 39,712.15/x
  3. Step 3: Cross multiply
    109,849.24x = 164,773.80 × 39,712.15
  4. Step 4: Simplify right side
    109,849.24x = 6,543,521,861.67
  5. Step 5: Solve for x
    x = 6,543,521,861.67/109,849.24
  6. Step 6: Final answer
    x = 59,568.20

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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.