Home / 57,739.80-86,621.04-24,459.60

Finding the Fourth Proportional to 57,739.80, 86,621.04 and 24,459.60

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Solution

The fourth proportional to 57,739.80, 86,621.04 and 24,459.60 is: 36,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.80 : 86,621.04 = 24,459.60 : x
  2. Step 2: Convert to fraction form
    57,739.80/86,621.04 = 24,459.60/x
  3. Step 3: Cross multiply
    57,739.80x = 86,621.04 × 24,459.60
  4. Step 4: Simplify right side
    57,739.80x = 2,118,715,989.98
  5. Step 5: Solve for x
    x = 2,118,715,989.98/57,739.80
  6. Step 6: Final answer
    x = 36,694.20

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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.