Home / 84,355.45-116,406.97-48,546.70

Finding the Fourth Proportional to 84,355.45, 116,406.97 and 48,546.70

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Solution

The fourth proportional to 84,355.45, 116,406.97 and 48,546.70 is: 66,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,355.45 : 116,406.97 = 48,546.70 : x
  2. Step 2: Convert to fraction form
    84,355.45/116,406.97 = 48,546.70/x
  3. Step 3: Cross multiply
    84,355.45x = 116,406.97 × 48,546.70
  4. Step 4: Simplify right side
    84,355.45x = 5,651,174,250.50
  5. Step 5: Solve for x
    x = 5,651,174,250.50/84,355.45
  6. Step 6: Final answer
    x = 66,992.40

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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.