Home / 123,103.31-184,585.70-38,847.77

Finding the Fourth Proportional to 123,103.31, 184,585.70 and 38,847.77

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Solution

The fourth proportional to 123,103.31, 184,585.70 and 38,847.77 is: 58,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,103.31 : 184,585.70 = 38,847.77 : x
  2. Step 2: Convert to fraction form
    123,103.31/184,585.70 = 38,847.77/x
  3. Step 3: Cross multiply
    123,103.31x = 184,585.70 × 38,847.77
  4. Step 4: Simplify right side
    123,103.31x = 7,170,742,685.28
  5. Step 5: Solve for x
    x = 7,170,742,685.28/123,103.31
  6. Step 6: Final answer
    x = 58,249.80

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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.