Home / 92,015.10-126,965.34-51,723.54

Finding the Fourth Proportional to 92,015.10, 126,965.34 and 51,723.54

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Solution

The fourth proportional to 92,015.10, 126,965.34 and 51,723.54 is: 71,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,015.10 : 126,965.34 = 51,723.54 : x
  2. Step 2: Convert to fraction form
    92,015.10/126,965.34 = 51,723.54/x
  3. Step 3: Cross multiply
    92,015.10x = 126,965.34 × 51,723.54
  4. Step 4: Simplify right side
    92,015.10x = 6,567,096,842.10
  5. Step 5: Solve for x
    x = 6,567,096,842.10/92,015.10
  6. Step 6: Final answer
    x = 71,369.77

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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.