Home / 140,093.04-193,327.46-79,663.60

Finding the Fourth Proportional to 140,093.04, 193,327.46 and 79,663.60

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Solution

The fourth proportional to 140,093.04, 193,327.46 and 79,663.60 is: 109,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,093.04 : 193,327.46 = 79,663.60 : x
  2. Step 2: Convert to fraction form
    140,093.04/193,327.46 = 79,663.60/x
  3. Step 3: Cross multiply
    140,093.04x = 193,327.46 × 79,663.60
  4. Step 4: Simplify right side
    140,093.04x = 15,401,161,584.54
  5. Step 5: Solve for x
    x = 15,401,161,584.54/140,093.04
  6. Step 6: Final answer
    x = 109,935.23

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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.