Home / 44,157.02-66,171.13-20,471.81

Finding the Fourth Proportional to 44,157.02, 66,171.13 and 20,471.81

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Solution

The fourth proportional to 44,157.02, 66,171.13 and 20,471.81 is: 30,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,157.02 : 66,171.13 = 20,471.81 : x
  2. Step 2: Convert to fraction form
    44,157.02/66,171.13 = 20,471.81/x
  3. Step 3: Cross multiply
    44,157.02x = 66,171.13 × 20,471.81
  4. Step 4: Simplify right side
    44,157.02x = 1,354,642,418.81
  5. Step 5: Solve for x
    x = 1,354,642,418.81/44,157.02
  6. Step 6: Final answer
    x = 30,677.85

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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.