Home / 91,847.82-126,637.43-63,110.64

Finding the Fourth Proportional to 91,847.82, 126,637.43 and 63,110.64

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Solution

The fourth proportional to 91,847.82, 126,637.43 and 63,110.64 is: 87,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,847.82 : 126,637.43 = 63,110.64 : x
  2. Step 2: Convert to fraction form
    91,847.82/126,637.43 = 63,110.64/x
  3. Step 3: Cross multiply
    91,847.82x = 126,637.43 × 63,110.64
  4. Step 4: Simplify right side
    91,847.82x = 7,992,169,414.59
  5. Step 5: Solve for x
    x = 7,992,169,414.59/91,847.82
  6. Step 6: Final answer
    x = 87,015.34

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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.