Home / 124,226.58-185,989.95-111,629.46

Finding the Fourth Proportional to 124,226.58, 185,989.95 and 111,629.46

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Solution

The fourth proportional to 124,226.58, 185,989.95 and 111,629.46 is: 167,129.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,226.58 : 185,989.95 = 111,629.46 : x
  2. Step 2: Convert to fraction form
    124,226.58/185,989.95 = 111,629.46/x
  3. Step 3: Cross multiply
    124,226.58x = 185,989.95 × 111,629.46
  4. Step 4: Simplify right side
    124,226.58x = 20,761,957,683.93
  5. Step 5: Solve for x
    x = 20,761,957,683.93/124,226.58
  6. Step 6: Final answer
    x = 167,129.75

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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.