Home / 121,623.33-182,388.47-58,425.87

Finding the Fourth Proportional to 121,623.33, 182,388.47 and 58,425.87

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Solution

The fourth proportional to 121,623.33, 182,388.47 and 58,425.87 is: 87,616.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,623.33 : 182,388.47 = 58,425.87 : x
  2. Step 2: Convert to fraction form
    121,623.33/182,388.47 = 58,425.87/x
  3. Step 3: Cross multiply
    121,623.33x = 182,388.47 × 58,425.87
  4. Step 4: Simplify right side
    121,623.33x = 10,656,204,745.59
  5. Step 5: Solve for x
    x = 10,656,204,745.59/121,623.33
  6. Step 6: Final answer
    x = 87,616.45

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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.