Home / 254,020.44-381,041.19-104,155.05

Finding the Fourth Proportional to 254,020.44, 381,041.19 and 104,155.05

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Solution

The fourth proportional to 254,020.44, 381,041.19 and 104,155.05 is: 156,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,020.44 : 381,041.19 = 104,155.05 : x
  2. Step 2: Convert to fraction form
    254,020.44/381,041.19 = 104,155.05/x
  3. Step 3: Cross multiply
    254,020.44x = 381,041.19 × 104,155.05
  4. Step 4: Simplify right side
    254,020.44x = 39,687,364,196.51
  5. Step 5: Solve for x
    x = 39,687,364,196.51/254,020.44
  6. Step 6: Final answer
    x = 156,236.89

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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.