Home / 116,935.39-161,370.84-63,220.39

Finding the Fourth Proportional to 116,935.39, 161,370.84 and 63,220.39

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Solution

The fourth proportional to 116,935.39, 161,370.84 and 63,220.39 is: 87,244.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,935.39 : 161,370.84 = 63,220.39 : x
  2. Step 2: Convert to fraction form
    116,935.39/161,370.84 = 63,220.39/x
  3. Step 3: Cross multiply
    116,935.39x = 161,370.84 × 63,220.39
  4. Step 4: Simplify right side
    116,935.39x = 10,201,927,439.43
  5. Step 5: Solve for x
    x = 10,201,927,439.43/116,935.39
  6. Step 6: Final answer
    x = 87,244.14

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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.