Home / 50,770.56-76,023.36-40,855.68

Finding the Fourth Proportional to 50,770.56, 76,023.36 and 40,855.68

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Solution

The fourth proportional to 50,770.56, 76,023.36 and 40,855.68 is: 61,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,770.56 : 76,023.36 = 40,855.68 : x
  2. Step 2: Convert to fraction form
    50,770.56/76,023.36 = 40,855.68/x
  3. Step 3: Cross multiply
    50,770.56x = 76,023.36 × 40,855.68
  4. Step 4: Simplify right side
    50,770.56x = 3,105,986,068.68
  5. Step 5: Solve for x
    x = 3,105,986,068.68/50,770.56
  6. Step 6: Final answer
    x = 61,176.91

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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.