Home / 123,860.14-185,727.33-52,755.30

Finding the Fourth Proportional to 123,860.14, 185,727.33 and 52,755.30

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Solution

The fourth proportional to 123,860.14, 185,727.33 and 52,755.30 is: 79,106.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,860.14 : 185,727.33 = 52,755.30 : x
  2. Step 2: Convert to fraction form
    123,860.14/185,727.33 = 52,755.30/x
  3. Step 3: Cross multiply
    123,860.14x = 185,727.33 × 52,755.30
  4. Step 4: Simplify right side
    123,860.14x = 9,798,101,012.35
  5. Step 5: Solve for x
    x = 9,798,101,012.35/123,860.14
  6. Step 6: Final answer
    x = 79,106.17

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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.