Home / 90,763.43-125,166.60-60,087.96

Finding the Fourth Proportional to 90,763.43, 125,166.60 and 60,087.96

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Solution

The fourth proportional to 90,763.43, 125,166.60 and 60,087.96 is: 82,863.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,763.43 : 125,166.60 = 60,087.96 : x
  2. Step 2: Convert to fraction form
    90,763.43/125,166.60 = 60,087.96/x
  3. Step 3: Cross multiply
    90,763.43x = 125,166.60 × 60,087.96
  4. Step 4: Simplify right side
    90,763.43x = 7,521,005,654.14
  5. Step 5: Solve for x
    x = 7,521,005,654.14/90,763.43
  6. Step 6: Final answer
    x = 82,863.84

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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.