Home / 71,033.45-98,027.51-39,201.66

Finding the Fourth Proportional to 71,033.45, 98,027.51 and 39,201.66

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Solution

The fourth proportional to 71,033.45, 98,027.51 and 39,201.66 is: 54,099.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,033.45 : 98,027.51 = 39,201.66 : x
  2. Step 2: Convert to fraction form
    71,033.45/98,027.51 = 39,201.66/x
  3. Step 3: Cross multiply
    71,033.45x = 98,027.51 × 39,201.66
  4. Step 4: Simplify right side
    71,033.45x = 3,842,840,921.66
  5. Step 5: Solve for x
    x = 3,842,840,921.66/71,033.45
  6. Step 6: Final answer
    x = 54,099.04

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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.