Home / 50,840.10-76,260.15-40,998.60

Finding the Fourth Proportional to 50,840.10, 76,260.15 and 40,998.60

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Solution

The fourth proportional to 50,840.10, 76,260.15 and 40,998.60 is: 61,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.10 : 76,260.15 = 40,998.60 : x
  2. Step 2: Convert to fraction form
    50,840.10/76,260.15 = 40,998.60/x
  3. Step 3: Cross multiply
    50,840.10x = 76,260.15 × 40,998.60
  4. Step 4: Simplify right side
    50,840.10x = 3,126,559,385.79
  5. Step 5: Solve for x
    x = 3,126,559,385.79/50,840.10
  6. Step 6: Final answer
    x = 61,497.90

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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.