Home / 91,220.13-125,883.86-50,933.84

Finding the Fourth Proportional to 91,220.13, 125,883.86 and 50,933.84

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Solution

The fourth proportional to 91,220.13, 125,883.86 and 50,933.84 is: 70,288.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,220.13 : 125,883.86 = 50,933.84 : x
  2. Step 2: Convert to fraction form
    91,220.13/125,883.86 = 50,933.84/x
  3. Step 3: Cross multiply
    91,220.13x = 125,883.86 × 50,933.84
  4. Step 4: Simplify right side
    91,220.13x = 6,411,747,499.73
  5. Step 5: Solve for x
    x = 6,411,747,499.73/91,220.13
  6. Step 6: Final answer
    x = 70,288.73

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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.