Home / 65,221.55-97,869.26-27,777.73

Finding the Fourth Proportional to 65,221.55, 97,869.26 and 27,777.73

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Solution

The fourth proportional to 65,221.55, 97,869.26 and 27,777.73 is: 41,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,221.55 : 97,869.26 = 27,777.73 : x
  2. Step 2: Convert to fraction form
    65,221.55/97,869.26 = 27,777.73/x
  3. Step 3: Cross multiply
    65,221.55x = 97,869.26 × 27,777.73
  4. Step 4: Simplify right side
    65,221.55x = 2,718,585,740.69
  5. Step 5: Solve for x
    x = 2,718,585,740.69/65,221.55
  6. Step 6: Final answer
    x = 41,682.32

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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.