Home / 56,913.46-85,380.21-19,464.73

Finding the Fourth Proportional to 56,913.46, 85,380.21 and 19,464.73

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Solution

The fourth proportional to 56,913.46, 85,380.21 and 19,464.73 is: 29,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,913.46 : 85,380.21 = 19,464.73 : x
  2. Step 2: Convert to fraction form
    56,913.46/85,380.21 = 19,464.73/x
  3. Step 3: Cross multiply
    56,913.46x = 85,380.21 × 19,464.73
  4. Step 4: Simplify right side
    56,913.46x = 1,661,902,734.99
  5. Step 5: Solve for x
    x = 1,661,902,734.99/56,913.46
  6. Step 6: Final answer
    x = 29,200.52

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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.