Home / 108,829.80-150,195.14-63,504.36

Finding the Fourth Proportional to 108,829.80, 150,195.14 and 63,504.36

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Solution

The fourth proportional to 108,829.80, 150,195.14 and 63,504.36 is: 87,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,829.80 : 150,195.14 = 63,504.36 : x
  2. Step 2: Convert to fraction form
    108,829.80/150,195.14 = 63,504.36/x
  3. Step 3: Cross multiply
    108,829.80x = 150,195.14 × 63,504.36
  4. Step 4: Simplify right side
    108,829.80x = 9,538,046,240.81
  5. Step 5: Solve for x
    x = 9,538,046,240.81/108,829.80
  6. Step 6: Final answer
    x = 87,641.86

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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.