Home / 140,188.22-193,457.24-79,757.56

Finding the Fourth Proportional to 140,188.22, 193,457.24 and 79,757.56

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Solution

The fourth proportional to 140,188.22, 193,457.24 and 79,757.56 is: 110,064.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,188.22 : 193,457.24 = 79,757.56 : x
  2. Step 2: Convert to fraction form
    140,188.22/193,457.24 = 79,757.56/x
  3. Step 3: Cross multiply
    140,188.22x = 193,457.24 × 79,757.56
  4. Step 4: Simplify right side
    140,188.22x = 15,429,677,626.13
  5. Step 5: Solve for x
    x = 15,429,677,626.13/140,188.22
  6. Step 6: Final answer
    x = 110,064.01

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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.