Home / 68,971.06-95,177.00-40,293.38

Finding the Fourth Proportional to 68,971.06, 95,177.00 and 40,293.38

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Solution

The fourth proportional to 68,971.06, 95,177.00 and 40,293.38 is: 55,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,971.06 : 95,177.00 = 40,293.38 : x
  2. Step 2: Convert to fraction form
    68,971.06/95,177.00 = 40,293.38/x
  3. Step 3: Cross multiply
    68,971.06x = 95,177.00 × 40,293.38
  4. Step 4: Simplify right side
    68,971.06x = 3,835,003,366.94
  5. Step 5: Solve for x
    x = 3,835,003,366.94/68,971.06
  6. Step 6: Final answer
    x = 55,603.08

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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.