Home / 119,747.40-165,262.47-68,766.81

Finding the Fourth Proportional to 119,747.40, 165,262.47 and 68,766.81

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Solution

The fourth proportional to 119,747.40, 165,262.47 and 68,766.81 is: 94,904.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,747.40 : 165,262.47 = 68,766.81 : x
  2. Step 2: Convert to fraction form
    119,747.40/165,262.47 = 68,766.81/x
  3. Step 3: Cross multiply
    119,747.40x = 165,262.47 × 68,766.81
  4. Step 4: Simplify right side
    119,747.40x = 11,364,572,874.62
  5. Step 5: Solve for x
    x = 11,364,572,874.62/119,747.40
  6. Step 6: Final answer
    x = 94,904.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.