Home / 90,776.35-136,165.52-27,606.75

Finding the Fourth Proportional to 90,776.35, 136,165.52 and 27,606.75

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Solution

The fourth proportional to 90,776.35, 136,165.52 and 27,606.75 is: 41,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,776.35 : 136,165.52 = 27,606.75 : x
  2. Step 2: Convert to fraction form
    90,776.35/136,165.52 = 27,606.75/x
  3. Step 3: Cross multiply
    90,776.35x = 136,165.52 × 27,606.75
  4. Step 4: Simplify right side
    90,776.35x = 3,759,086,650.40
  5. Step 5: Solve for x
    x = 3,759,086,650.40/90,776.35
  6. Step 6: Final answer
    x = 41,410.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.