Home / 49,011.75-73,525.31-20,931.94

Finding the Fourth Proportional to 49,011.75, 73,525.31 and 20,931.94

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Solution

The fourth proportional to 49,011.75, 73,525.31 and 20,931.94 is: 31,401.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011.75 : 73,525.31 = 20,931.94 : x
  2. Step 2: Convert to fraction form
    49,011.75/73,525.31 = 20,931.94/x
  3. Step 3: Cross multiply
    49,011.75x = 73,525.31 × 20,931.94
  4. Step 4: Simplify right side
    49,011.75x = 1,539,027,272.74
  5. Step 5: Solve for x
    x = 1,539,027,272.74/49,011.75
  6. Step 6: Final answer
    x = 31,401.19

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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.