Home / 108,291.25-149,460.39-62,995.52

Finding the Fourth Proportional to 108,291.25, 149,460.39 and 62,995.52

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Solution

The fourth proportional to 108,291.25, 149,460.39 and 62,995.52 is: 86,944.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,291.25 : 149,460.39 = 62,995.52 : x
  2. Step 2: Convert to fraction form
    108,291.25/149,460.39 = 62,995.52/x
  3. Step 3: Cross multiply
    108,291.25x = 149,460.39 × 62,995.52
  4. Step 4: Simplify right side
    108,291.25x = 9,415,334,240.15
  5. Step 5: Solve for x
    x = 9,415,334,240.15/108,291.25
  6. Step 6: Final answer
    x = 86,944.56

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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.