Home / 90,734.94-136,102.64-27,555.55

Finding the Fourth Proportional to 90,734.94, 136,102.64 and 27,555.55

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Solution

The fourth proportional to 90,734.94, 136,102.64 and 27,555.55 is: 41,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,734.94 : 136,102.64 = 27,555.55 : x
  2. Step 2: Convert to fraction form
    90,734.94/136,102.64 = 27,555.55/x
  3. Step 3: Cross multiply
    90,734.94x = 136,102.64 × 27,555.55
  4. Step 4: Simplify right side
    90,734.94x = 3,750,382,623.62
  5. Step 5: Solve for x
    x = 3,750,382,623.62/90,734.94
  6. Step 6: Final answer
    x = 41,333.39

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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.