Home / 199,066.75-274,712.12-109,642.75

Finding the Fourth Proportional to 199,066.75, 274,712.12 and 109,642.75

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Solution

The fourth proportional to 199,066.75, 274,712.12 and 109,642.75 is: 151,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,066.75 : 274,712.12 = 109,642.75 : x
  2. Step 2: Convert to fraction form
    199,066.75/274,712.12 = 109,642.75/x
  3. Step 3: Cross multiply
    199,066.75x = 274,712.12 × 109,642.75
  4. Step 4: Simplify right side
    199,066.75x = 30,120,192,295.13
  5. Step 5: Solve for x
    x = 30,120,192,295.13/199,066.75
  6. Step 6: Final answer
    x = 151,307.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.