Home / 115,986.33-160,383.24-92,071.53

Finding the Fourth Proportional to 115,986.33, 160,383.24 and 92,071.53

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Solution

The fourth proportional to 115,986.33, 160,383.24 and 92,071.53 is: 127,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,986.33 : 160,383.24 = 92,071.53 : x
  2. Step 2: Convert to fraction form
    115,986.33/160,383.24 = 92,071.53/x
  3. Step 3: Cross multiply
    115,986.33x = 160,383.24 × 92,071.53
  4. Step 4: Simplify right side
    115,986.33x = 14,766,730,293.16
  5. Step 5: Solve for x
    x = 14,766,730,293.16/115,986.33
  6. Step 6: Final answer
    x = 127,314.40

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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.