Home / 116,852.96-161,257.16-63,137.97

Finding the Fourth Proportional to 116,852.96, 161,257.16 and 63,137.97

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Solution

The fourth proportional to 116,852.96, 161,257.16 and 63,137.97 is: 87,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,852.96 : 161,257.16 = 63,137.97 : x
  2. Step 2: Convert to fraction form
    116,852.96/161,257.16 = 63,137.97/x
  3. Step 3: Cross multiply
    116,852.96x = 161,257.16 × 63,137.97
  4. Step 4: Simplify right side
    116,852.96x = 10,181,449,888.21
  5. Step 5: Solve for x
    x = 10,181,449,888.21/116,852.96
  6. Step 6: Final answer
    x = 87,130.44

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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.