Home / 84,722.76-116,934.03-48,910.64

Finding the Fourth Proportional to 84,722.76, 116,934.03 and 48,910.64

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Solution

The fourth proportional to 84,722.76, 116,934.03 and 48,910.64 is: 67,506.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,722.76 : 116,934.03 = 48,910.64 : x
  2. Step 2: Convert to fraction form
    84,722.76/116,934.03 = 48,910.64/x
  3. Step 3: Cross multiply
    84,722.76x = 116,934.03 × 48,910.64
  4. Step 4: Simplify right side
    84,722.76x = 5,719,317,660.41
  5. Step 5: Solve for x
    x = 5,719,317,660.41/84,722.76
  6. Step 6: Final answer
    x = 67,506.27

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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.