Home / 106,786.02-147,367.78-59,042.44

Finding the Fourth Proportional to 106,786.02, 147,367.78 and 59,042.44

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Solution

The fourth proportional to 106,786.02, 147,367.78 and 59,042.44 is: 81,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,786.02 : 147,367.78 = 59,042.44 : x
  2. Step 2: Convert to fraction form
    106,786.02/147,367.78 = 59,042.44/x
  3. Step 3: Cross multiply
    106,786.02x = 147,367.78 × 59,042.44
  4. Step 4: Simplify right side
    106,786.02x = 8,700,953,308.58
  5. Step 5: Solve for x
    x = 8,700,953,308.58/106,786.02
  6. Step 6: Final answer
    x = 81,480.27

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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.