Home / 123,418.14-185,127.25-29,923.89

Finding the Fourth Proportional to 123,418.14, 185,127.25 and 29,923.89

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Solution

The fourth proportional to 123,418.14, 185,127.25 and 29,923.89 is: 44,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,418.14 : 185,127.25 = 29,923.89 : x
  2. Step 2: Convert to fraction form
    123,418.14/185,127.25 = 29,923.89/x
  3. Step 3: Cross multiply
    123,418.14x = 185,127.25 × 29,923.89
  4. Step 4: Simplify right side
    123,418.14x = 5,539,727,465.00
  5. Step 5: Solve for x
    x = 5,539,727,465.00/123,418.14
  6. Step 6: Final answer
    x = 44,885.84

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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.