Home / 124,438.06-186,604.44-68,262.13

Finding the Fourth Proportional to 124,438.06, 186,604.44 and 68,262.13

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Solution

The fourth proportional to 124,438.06, 186,604.44 and 68,262.13 is: 102,364.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,438.06 : 186,604.44 = 68,262.13 : x
  2. Step 2: Convert to fraction form
    124,438.06/186,604.44 = 68,262.13/x
  3. Step 3: Cross multiply
    124,438.06x = 186,604.44 × 68,262.13
  4. Step 4: Simplify right side
    124,438.06x = 12,738,016,541.86
  5. Step 5: Solve for x
    x = 12,738,016,541.86/124,438.06
  6. Step 6: Final answer
    x = 102,364.31

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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.