Home / 254,499.18-381,734.73-104,701.56

Finding the Fourth Proportional to 254,499.18, 381,734.73 and 104,701.56

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Solution

The fourth proportional to 254,499.18, 381,734.73 and 104,701.56 is: 157,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,499.18 : 381,734.73 = 104,701.56 : x
  2. Step 2: Convert to fraction form
    254,499.18/381,734.73 = 104,701.56/x
  3. Step 3: Cross multiply
    254,499.18x = 381,734.73 × 104,701.56
  4. Step 4: Simplify right side
    254,499.18x = 39,968,221,737.18
  5. Step 5: Solve for x
    x = 39,968,221,737.18/254,499.18
  6. Step 6: Final answer
    x = 157,046.56

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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.