Home / 38,764.56-58,098.08-20,994.52

Finding the Fourth Proportional to 38,764.56, 58,098.08 and 20,994.52

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Solution

The fourth proportional to 38,764.56, 58,098.08 and 20,994.52 is: 31,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,764.56 : 58,098.08 = 20,994.52 : x
  2. Step 2: Convert to fraction form
    38,764.56/58,098.08 = 20,994.52/x
  3. Step 3: Cross multiply
    38,764.56x = 58,098.08 × 20,994.52
  4. Step 4: Simplify right side
    38,764.56x = 1,219,741,302.52
  5. Step 5: Solve for x
    x = 1,219,741,302.52/38,764.56
  6. Step 6: Final answer
    x = 31,465.37

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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.