Home / 48,226.88-72,330.56-13,163.60

Finding the Fourth Proportional to 48,226.88, 72,330.56 and 13,163.60

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Solution

The fourth proportional to 48,226.88, 72,330.56 and 13,163.60 is: 19,742.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,226.88 : 72,330.56 = 13,163.60 : x
  2. Step 2: Convert to fraction form
    48,226.88/72,330.56 = 13,163.60/x
  3. Step 3: Cross multiply
    48,226.88x = 72,330.56 × 13,163.60
  4. Step 4: Simplify right side
    48,226.88x = 952,130,559.62
  5. Step 5: Solve for x
    x = 952,130,559.62/48,226.88
  6. Step 6: Final answer
    x = 19,742.74

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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.