Home / 140,168.40-193,494.60-94,912.08

Finding the Fourth Proportional to 140,168.40, 193,494.60 and 94,912.08

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Solution

The fourth proportional to 140,168.40, 193,494.60 and 94,912.08 is: 131,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,168.40 : 193,494.60 = 94,912.08 : x
  2. Step 2: Convert to fraction form
    140,168.40/193,494.60 = 94,912.08/x
  3. Step 3: Cross multiply
    140,168.40x = 193,494.60 × 94,912.08
  4. Step 4: Simplify right side
    140,168.40x = 18,364,974,954.77
  5. Step 5: Solve for x
    x = 18,364,974,954.77/140,168.40
  6. Step 6: Final answer
    x = 131,020.79

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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.