Home / 43,561.20-65,334.02-27,719.20

Finding the Fourth Proportional to 43,561.20, 65,334.02 and 27,719.20

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Solution

The fourth proportional to 43,561.20, 65,334.02 and 27,719.20 is: 41,573.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,561.20 : 65,334.02 = 27,719.20 : x
  2. Step 2: Convert to fraction form
    43,561.20/65,334.02 = 27,719.20/x
  3. Step 3: Cross multiply
    43,561.20x = 65,334.02 × 27,719.20
  4. Step 4: Simplify right side
    43,561.20x = 1,811,006,740.19
  5. Step 5: Solve for x
    x = 1,811,006,740.19/43,561.20
  6. Step 6: Final answer
    x = 41,573.85

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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.