Home / 91,786.55-137,653.36-25,228.85

Finding the Fourth Proportional to 91,786.55, 137,653.36 and 25,228.85

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Solution

The fourth proportional to 91,786.55, 137,653.36 and 25,228.85 is: 37,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,786.55 : 137,653.36 = 25,228.85 : x
  2. Step 2: Convert to fraction form
    91,786.55/137,653.36 = 25,228.85/x
  3. Step 3: Cross multiply
    91,786.55x = 137,653.36 × 25,228.85
  4. Step 4: Simplify right side
    91,786.55x = 3,472,835,220.10
  5. Step 5: Solve for x
    x = 3,472,835,220.10/91,786.55
  6. Step 6: Final answer
    x = 37,835.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.