Home / 90,604.36-125,024.88-52,900.48

Finding the Fourth Proportional to 90,604.36, 125,024.88 and 52,900.48

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Solution

The fourth proportional to 90,604.36, 125,024.88 and 52,900.48 is: 72,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,604.36 : 125,024.88 = 52,900.48 : x
  2. Step 2: Convert to fraction form
    90,604.36/125,024.88 = 52,900.48/x
  3. Step 3: Cross multiply
    90,604.36x = 125,024.88 × 52,900.48
  4. Step 4: Simplify right side
    90,604.36x = 6,613,876,163.94
  5. Step 5: Solve for x
    x = 6,613,876,163.94/90,604.36
  6. Step 6: Final answer
    x = 72,997.33

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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.