Home / 90,800.15-136,170.90-33,089.17

Finding the Fourth Proportional to 90,800.15, 136,170.90 and 33,089.17

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Solution

The fourth proportional to 90,800.15, 136,170.90 and 33,089.17 is: 49,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,800.15 : 136,170.90 = 33,089.17 : x
  2. Step 2: Convert to fraction form
    90,800.15/136,170.90 = 33,089.17/x
  3. Step 3: Cross multiply
    90,800.15x = 136,170.90 × 33,089.17
  4. Step 4: Simplify right side
    90,800.15x = 4,505,782,059.15
  5. Step 5: Solve for x
    x = 4,505,782,059.15/90,800.15
  6. Step 6: Final answer
    x = 49,623.07

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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.