Home / 57,811.21-79,777.78-32,317.62

Finding the Fourth Proportional to 57,811.21, 79,777.78 and 32,317.62

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Solution

The fourth proportional to 57,811.21, 79,777.78 and 32,317.62 is: 44,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811.21 : 79,777.78 = 32,317.62 : x
  2. Step 2: Convert to fraction form
    57,811.21/79,777.78 = 32,317.62/x
  3. Step 3: Cross multiply
    57,811.21x = 79,777.78 × 32,317.62
  4. Step 4: Simplify right side
    57,811.21x = 2,578,227,978.48
  5. Step 5: Solve for x
    x = 2,578,227,978.48/57,811.21
  6. Step 6: Final answer
    x = 44,597.37

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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.