Home / 124,759.20-187,163.10-36,015.60

Finding the Fourth Proportional to 124,759.20, 187,163.10 and 36,015.60

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Solution

The fourth proportional to 124,759.20, 187,163.10 and 36,015.60 is: 54,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,759.20 : 187,163.10 = 36,015.60 : x
  2. Step 2: Convert to fraction form
    124,759.20/187,163.10 = 36,015.60/x
  3. Step 3: Cross multiply
    124,759.20x = 187,163.10 × 36,015.60
  4. Step 4: Simplify right side
    124,759.20x = 6,740,791,344.36
  5. Step 5: Solve for x
    x = 6,740,791,344.36/124,759.20
  6. Step 6: Final answer
    x = 54,030.41

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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.