Home / 67,039.23-100,558.83-17,117.56

Finding the Fourth Proportional to 67,039.23, 100,558.83 and 17,117.56

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Solution

The fourth proportional to 67,039.23, 100,558.83 and 17,117.56 is: 25,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,039.23 : 100,558.83 = 17,117.56 : x
  2. Step 2: Convert to fraction form
    67,039.23/100,558.83 = 17,117.56/x
  3. Step 3: Cross multiply
    67,039.23x = 100,558.83 × 17,117.56
  4. Step 4: Simplify right side
    67,039.23x = 1,721,321,303.26
  5. Step 5: Solve for x
    x = 1,721,321,303.26/67,039.23
  6. Step 6: Final answer
    x = 25,676.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.