Home / 57,261.96-85,891.89-23,520.81

Finding the Fourth Proportional to 57,261.96, 85,891.89 and 23,520.81

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Solution

The fourth proportional to 57,261.96, 85,891.89 and 23,520.81 is: 35,280.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,261.96 : 85,891.89 = 23,520.81 : x
  2. Step 2: Convert to fraction form
    57,261.96/85,891.89 = 23,520.81/x
  3. Step 3: Cross multiply
    57,261.96x = 85,891.89 × 23,520.81
  4. Step 4: Simplify right side
    57,261.96x = 2,020,246,825.23
  5. Step 5: Solve for x
    x = 2,020,246,825.23/57,261.96
  6. Step 6: Final answer
    x = 35,280.78

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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.