Home / 104,792.20-157,093.49-38,216.72

Finding the Fourth Proportional to 104,792.20, 157,093.49 and 38,216.72

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Solution

The fourth proportional to 104,792.20, 157,093.49 and 38,216.72 is: 57,290.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,792.20 : 157,093.49 = 38,216.72 : x
  2. Step 2: Convert to fraction form
    104,792.20/157,093.49 = 38,216.72/x
  3. Step 3: Cross multiply
    104,792.20x = 157,093.49 × 38,216.72
  4. Step 4: Simplify right side
    104,792.20x = 6,003,598,409.43
  5. Step 5: Solve for x
    x = 6,003,598,409.43/104,792.20
  6. Step 6: Final answer
    x = 57,290.51

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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.