Home / 132,821.09-199,173.01-38,029.76

Finding the Fourth Proportional to 132,821.09, 199,173.01 and 38,029.76

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Solution

The fourth proportional to 132,821.09, 199,173.01 and 38,029.76 is: 57,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,821.09 : 199,173.01 = 38,029.76 : x
  2. Step 2: Convert to fraction form
    132,821.09/199,173.01 = 38,029.76/x
  3. Step 3: Cross multiply
    132,821.09x = 199,173.01 × 38,029.76
  4. Step 4: Simplify right side
    132,821.09x = 7,574,501,768.78
  5. Step 5: Solve for x
    x = 7,574,501,768.78/132,821.09
  6. Step 6: Final answer
    x = 57,027.85

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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.