Home / 150,793.03-208,086.26-86,263.55

Finding the Fourth Proportional to 150,793.03, 208,086.26 and 86,263.55

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Solution

The fourth proportional to 150,793.03, 208,086.26 and 86,263.55 is: 119,039.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,793.03 : 208,086.26 = 86,263.55 : x
  2. Step 2: Convert to fraction form
    150,793.03/208,086.26 = 86,263.55/x
  3. Step 3: Cross multiply
    150,793.03x = 208,086.26 × 86,263.55
  4. Step 4: Simplify right side
    150,793.03x = 17,950,259,493.82
  5. Step 5: Solve for x
    x = 17,950,259,493.82/150,793.03
  6. Step 6: Final answer
    x = 119,039.05

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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.