Home / 254,833.20-382,295.70-104,991.56

Finding the Fourth Proportional to 254,833.20, 382,295.70 and 104,991.56

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Solution

The fourth proportional to 254,833.20, 382,295.70 and 104,991.56 is: 157,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,833.20 : 382,295.70 = 104,991.56 : x
  2. Step 2: Convert to fraction form
    254,833.20/382,295.70 = 104,991.56/x
  3. Step 3: Cross multiply
    254,833.20x = 382,295.70 × 104,991.56
  4. Step 4: Simplify right side
    254,833.20x = 40,137,821,924.29
  5. Step 5: Solve for x
    x = 40,137,821,924.29/254,833.20
  6. Step 6: Final answer
    x = 157,506.25

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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.