Home / 116,835.18-161,232.36-66,534.18

Finding the Fourth Proportional to 116,835.18, 161,232.36 and 66,534.18

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Solution

The fourth proportional to 116,835.18, 161,232.36 and 66,534.18 is: 91,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,835.18 : 161,232.36 = 66,534.18 : x
  2. Step 2: Convert to fraction form
    116,835.18/161,232.36 = 66,534.18/x
  3. Step 3: Cross multiply
    116,835.18x = 161,232.36 × 66,534.18
  4. Step 4: Simplify right side
    116,835.18x = 10,727,462,862.06
  5. Step 5: Solve for x
    x = 10,727,462,862.06/116,835.18
  6. Step 6: Final answer
    x = 91,817.06

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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.