Home / 104,741.87-157,137.41-34,621.18

Finding the Fourth Proportional to 104,741.87, 157,137.41 and 34,621.18

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Solution

The fourth proportional to 104,741.87, 157,137.41 and 34,621.18 is: 51,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,741.87 : 157,137.41 = 34,621.18 : x
  2. Step 2: Convert to fraction form
    104,741.87/157,137.41 = 34,621.18/x
  3. Step 3: Cross multiply
    104,741.87x = 157,137.41 × 34,621.18
  4. Step 4: Simplify right side
    104,741.87x = 5,440,282,556.34
  5. Step 5: Solve for x
    x = 5,440,282,556.34/104,741.87
  6. Step 6: Final answer
    x = 51,939.90

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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.