Home / 50,840.00-70,163.41-28,186.10

Finding the Fourth Proportional to 50,840.00, 70,163.41 and 28,186.10

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Solution

The fourth proportional to 50,840.00, 70,163.41 and 28,186.10 is: 38,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,840.00 : 70,163.41 = 28,186.10 : x
  2. Step 2: Convert to fraction form
    50,840.00/70,163.41 = 28,186.10/x
  3. Step 3: Cross multiply
    50,840.00x = 70,163.41 × 28,186.10
  4. Step 4: Simplify right side
    50,840.00x = 1,977,633,179.95
  5. Step 5: Solve for x
    x = 1,977,633,179.95/50,840.00
  6. Step 6: Final answer
    x = 38,899.15

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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.