Home / 116,822.93-161,215.53-63,107.93

Finding the Fourth Proportional to 116,822.93, 161,215.53 and 63,107.93

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Solution

The fourth proportional to 116,822.93, 161,215.53 and 63,107.93 is: 87,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,822.93 : 161,215.53 = 63,107.93 : x
  2. Step 2: Convert to fraction form
    116,822.93/161,215.53 = 63,107.93/x
  3. Step 3: Cross multiply
    116,822.93x = 161,215.53 × 63,107.93
  4. Step 4: Simplify right side
    116,822.93x = 10,173,977,996.68
  5. Step 5: Solve for x
    x = 10,173,977,996.68/116,822.93
  6. Step 6: Final answer
    x = 87,088.88

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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.