Home / 48,639.92-67,114.56-27,420.08

Finding the Fourth Proportional to 48,639.92, 67,114.56 and 27,420.08

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Solution

The fourth proportional to 48,639.92, 67,114.56 and 27,420.08 is: 37,834.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639.92 : 67,114.56 = 27,420.08 : x
  2. Step 2: Convert to fraction form
    48,639.92/67,114.56 = 27,420.08/x
  3. Step 3: Cross multiply
    48,639.92x = 67,114.56 × 27,420.08
  4. Step 4: Simplify right side
    48,639.92x = 1,840,286,604.36
  5. Step 5: Solve for x
    x = 1,840,286,604.36/48,639.92
  6. Step 6: Final answer
    x = 37,834.90

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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.