Home / 50,085.90-75,166.92-18,525.82

Finding the Fourth Proportional to 50,085.90, 75,166.92 and 18,525.82

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Solution

The fourth proportional to 50,085.90, 75,166.92 and 18,525.82 is: 27,802.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,085.90 : 75,166.92 = 18,525.82 : x
  2. Step 2: Convert to fraction form
    50,085.90/75,166.92 = 18,525.82/x
  3. Step 3: Cross multiply
    50,085.90x = 75,166.92 × 18,525.82
  4. Step 4: Simplify right side
    50,085.90x = 1,392,528,829.87
  5. Step 5: Solve for x
    x = 1,392,528,829.87/50,085.90
  6. Step 6: Final answer
    x = 27,802.81

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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.