Home / 118,786.22-163,927.64-67,797.92

Finding the Fourth Proportional to 118,786.22, 163,927.64 and 67,797.92

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Solution

The fourth proportional to 118,786.22, 163,927.64 and 67,797.92 is: 93,562.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,786.22 : 163,927.64 = 67,797.92 : x
  2. Step 2: Convert to fraction form
    118,786.22/163,927.64 = 67,797.92/x
  3. Step 3: Cross multiply
    118,786.22x = 163,927.64 × 67,797.92
  4. Step 4: Simplify right side
    118,786.22x = 11,113,953,022.51
  5. Step 5: Solve for x
    x = 11,113,953,022.51/118,786.22
  6. Step 6: Final answer
    x = 93,562.65

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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.