Home / 84,379.32-116,443.71-48,568.68

Finding the Fourth Proportional to 84,379.32, 116,443.71 and 48,568.68

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Solution

The fourth proportional to 84,379.32, 116,443.71 and 48,568.68 is: 67,024.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,379.32 : 116,443.71 = 48,568.68 : x
  2. Step 2: Convert to fraction form
    84,379.32/116,443.71 = 48,568.68/x
  3. Step 3: Cross multiply
    84,379.32x = 116,443.71 × 48,568.68
  4. Step 4: Simplify right side
    84,379.32x = 5,655,517,289.00
  5. Step 5: Solve for x
    x = 5,655,517,289.00/84,379.32
  6. Step 6: Final answer
    x = 67,024.92

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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.