Home / 58,889.20-88,218.60-40,226.80

Finding the Fourth Proportional to 58,889.20, 88,218.60 and 40,226.80

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Solution

The fourth proportional to 58,889.20, 88,218.60 and 40,226.80 is: 60,261.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,889.20 : 88,218.60 = 40,226.80 : x
  2. Step 2: Convert to fraction form
    58,889.20/88,218.60 = 40,226.80/x
  3. Step 3: Cross multiply
    58,889.20x = 88,218.60 × 40,226.80
  4. Step 4: Simplify right side
    58,889.20x = 3,548,751,978.48
  5. Step 5: Solve for x
    x = 3,548,751,978.48/58,889.20
  6. Step 6: Final answer
    x = 60,261.51

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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.