Home / 48,981.21-67,601.45-29,872.07

Finding the Fourth Proportional to 48,981.21, 67,601.45 and 29,872.07

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Solution

The fourth proportional to 48,981.21, 67,601.45 and 29,872.07 is: 41,227.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,981.21 : 67,601.45 = 29,872.07 : x
  2. Step 2: Convert to fraction form
    48,981.21/67,601.45 = 29,872.07/x
  3. Step 3: Cross multiply
    48,981.21x = 67,601.45 × 29,872.07
  4. Step 4: Simplify right side
    48,981.21x = 2,019,395,246.50
  5. Step 5: Solve for x
    x = 2,019,395,246.50/48,981.21
  6. Step 6: Final answer
    x = 41,227.96

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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.