Home / 90,635.58-125,091.99-52,902.54

Finding the Fourth Proportional to 90,635.58, 125,091.99 and 52,902.54

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Solution

The fourth proportional to 90,635.58, 125,091.99 and 52,902.54 is: 73,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,635.58 : 125,091.99 = 52,902.54 : x
  2. Step 2: Convert to fraction form
    90,635.58/125,091.99 = 52,902.54/x
  3. Step 3: Cross multiply
    90,635.58x = 125,091.99 × 52,902.54
  4. Step 4: Simplify right side
    90,635.58x = 6,617,684,004.65
  5. Step 5: Solve for x
    x = 6,617,684,004.65/90,635.58
  6. Step 6: Final answer
    x = 73,014.20

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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.