Home / 254,004.93-381,023.23-67,016.61

Finding the Fourth Proportional to 254,004.93, 381,023.23 and 67,016.61

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Solution

The fourth proportional to 254,004.93, 381,023.23 and 67,016.61 is: 100,529.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,004.93 : 381,023.23 = 67,016.61 : x
  2. Step 2: Convert to fraction form
    254,004.93/381,023.23 = 67,016.61/x
  3. Step 3: Cross multiply
    254,004.93x = 381,023.23 × 67,016.61
  4. Step 4: Simplify right side
    254,004.93x = 25,534,884,870.77
  5. Step 5: Solve for x
    x = 25,534,884,870.77/254,004.93
  6. Step 6: Final answer
    x = 100,529.09

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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.