Home / 86,194.82-118,912.29-52,641.38

Finding the Fourth Proportional to 86,194.82, 118,912.29 and 52,641.38

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Solution

The fourth proportional to 86,194.82, 118,912.29 and 52,641.38 is: 72,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,194.82 : 118,912.29 = 52,641.38 : x
  2. Step 2: Convert to fraction form
    86,194.82/118,912.29 = 52,641.38/x
  3. Step 3: Cross multiply
    86,194.82x = 118,912.29 × 52,641.38
  4. Step 4: Simplify right side
    86,194.82x = 6,259,706,450.00
  5. Step 5: Solve for x
    x = 6,259,706,450.00/86,194.82
  6. Step 6: Final answer
    x = 72,622.77

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1.5x scale

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.