Home / 90,575.56-124,998.18-50,289.33

Finding the Fourth Proportional to 90,575.56, 124,998.18 and 50,289.33

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Solution

The fourth proportional to 90,575.56, 124,998.18 and 50,289.33 is: 69,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,575.56 : 124,998.18 = 50,289.33 : x
  2. Step 2: Convert to fraction form
    90,575.56/124,998.18 = 50,289.33/x
  3. Step 3: Cross multiply
    90,575.56x = 124,998.18 × 50,289.33
  4. Step 4: Simplify right side
    90,575.56x = 6,286,074,723.42
  5. Step 5: Solve for x
    x = 6,286,074,723.42/90,575.56
  6. Step 6: Final answer
    x = 69,401.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.