Home / 67,861.13-101,777.58-25,726.68

Finding the Fourth Proportional to 67,861.13, 101,777.58 and 25,726.68

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Solution

The fourth proportional to 67,861.13, 101,777.58 and 25,726.68 is: 38,584.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,861.13 : 101,777.58 = 25,726.68 : x
  2. Step 2: Convert to fraction form
    67,861.13/101,777.58 = 25,726.68/x
  3. Step 3: Cross multiply
    67,861.13x = 101,777.58 × 25,726.68
  4. Step 4: Simplify right side
    67,861.13x = 2,618,399,231.83
  5. Step 5: Solve for x
    x = 2,618,399,231.83/67,861.13
  6. Step 6: Final answer
    x = 38,584.67

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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.