Home / 50,998.05-76,500.45-13,557.60

Finding the Fourth Proportional to 50,998.05, 76,500.45 and 13,557.60

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Solution

The fourth proportional to 50,998.05, 76,500.45 and 13,557.60 is: 20,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,998.05 : 76,500.45 = 13,557.60 : x
  2. Step 2: Convert to fraction form
    50,998.05/76,500.45 = 13,557.60/x
  3. Step 3: Cross multiply
    50,998.05x = 76,500.45 × 13,557.60
  4. Step 4: Simplify right side
    50,998.05x = 1,037,162,500.92
  5. Step 5: Solve for x
    x = 1,037,162,500.92/50,998.05
  6. Step 6: Final answer
    x = 20,337.30

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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.