Home / 57,219.10-85,841.02-23,485.20

Finding the Fourth Proportional to 57,219.10, 85,841.02 and 23,485.20

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Solution

The fourth proportional to 57,219.10, 85,841.02 and 23,485.20 is: 35,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,219.10 : 85,841.02 = 23,485.20 : x
  2. Step 2: Convert to fraction form
    57,219.10/85,841.02 = 23,485.20/x
  3. Step 3: Cross multiply
    57,219.10x = 85,841.02 × 23,485.20
  4. Step 4: Simplify right side
    57,219.10x = 2,015,993,522.90
  5. Step 5: Solve for x
    x = 2,015,993,522.90/57,219.10
  6. Step 6: Final answer
    x = 35,232.88

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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.