Home / 124,335.22-186,370.03-70,912.18

Finding the Fourth Proportional to 124,335.22, 186,370.03 and 70,912.18

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Solution

The fourth proportional to 124,335.22, 186,370.03 and 70,912.18 is: 106,292.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,335.22 : 186,370.03 = 70,912.18 : x
  2. Step 2: Convert to fraction form
    124,335.22/186,370.03 = 70,912.18/x
  3. Step 3: Cross multiply
    124,335.22x = 186,370.03 × 70,912.18
  4. Step 4: Simplify right side
    124,335.22x = 13,215,904,470.76
  5. Step 5: Solve for x
    x = 13,215,904,470.76/124,335.22
  6. Step 6: Final answer
    x = 106,292.53

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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.