Home / 108,725.82-150,043.24-63,402.54

Finding the Fourth Proportional to 108,725.82, 150,043.24 and 63,402.54

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Solution

The fourth proportional to 108,725.82, 150,043.24 and 63,402.54 is: 87,496.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,725.82 : 150,043.24 = 63,402.54 : x
  2. Step 2: Convert to fraction form
    108,725.82/150,043.24 = 63,402.54/x
  3. Step 3: Cross multiply
    108,725.82x = 150,043.24 × 63,402.54
  4. Step 4: Simplify right side
    108,725.82x = 9,513,122,525.83
  5. Step 5: Solve for x
    x = 9,513,122,525.83/108,725.82
  6. Step 6: Final answer
    x = 87,496.44

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1.5x scale

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.