Home / 57,454.15-86,181.61-20,014.93

Finding the Fourth Proportional to 57,454.15, 86,181.61 and 20,014.93

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Solution

The fourth proportional to 57,454.15, 86,181.61 and 20,014.93 is: 30,022.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454.15 : 86,181.61 = 20,014.93 : x
  2. Step 2: Convert to fraction form
    57,454.15/86,181.61 = 20,014.93/x
  3. Step 3: Cross multiply
    57,454.15x = 86,181.61 × 20,014.93
  4. Step 4: Simplify right side
    57,454.15x = 1,724,919,185.77
  5. Step 5: Solve for x
    x = 1,724,919,185.77/57,454.15
  6. Step 6: Final answer
    x = 30,022.53

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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.