Home / 118,822.96-163,969.44-67,833.68

Finding the Fourth Proportional to 118,822.96, 163,969.44 and 67,833.68

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Solution

The fourth proportional to 118,822.96, 163,969.44 and 67,833.68 is: 93,606.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,822.96 : 163,969.44 = 67,833.68 : x
  2. Step 2: Convert to fraction form
    118,822.96/163,969.44 = 67,833.68/x
  3. Step 3: Cross multiply
    118,822.96x = 163,969.44 × 67,833.68
  4. Step 4: Simplify right side
    118,822.96x = 11,122,650,522.74
  5. Step 5: Solve for x
    x = 11,122,650,522.74/118,822.96
  6. Step 6: Final answer
    x = 93,606.91

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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.