Home / 123,133.41-184,710.60-38,871.05

Finding the Fourth Proportional to 123,133.41, 184,710.60 and 38,871.05

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Solution

The fourth proportional to 123,133.41, 184,710.60 and 38,871.05 is: 58,309.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,133.41 : 184,710.60 = 38,871.05 : x
  2. Step 2: Convert to fraction form
    123,133.41/184,710.60 = 38,871.05/x
  3. Step 3: Cross multiply
    123,133.41x = 184,710.60 × 38,871.05
  4. Step 4: Simplify right side
    123,133.41x = 7,179,894,044.58
  5. Step 5: Solve for x
    x = 7,179,894,044.58/123,133.41
  6. Step 6: Final answer
    x = 58,309.88

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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.