Home / 84,436.92-116,472.18-55,756.84

Finding the Fourth Proportional to 84,436.92, 116,472.18 and 55,756.84

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Solution

The fourth proportional to 84,436.92, 116,472.18 and 55,756.84 is: 76,910.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,436.92 : 116,472.18 = 55,756.84 : x
  2. Step 2: Convert to fraction form
    84,436.92/116,472.18 = 55,756.84/x
  3. Step 3: Cross multiply
    84,436.92x = 116,472.18 × 55,756.84
  4. Step 4: Simplify right side
    84,436.92x = 6,494,120,704.71
  5. Step 5: Solve for x
    x = 6,494,120,704.71/84,436.92
  6. Step 6: Final answer
    x = 76,910.91

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1.5x scale

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.