Home / 199,204.12-274,901.72-108,560.08

Finding the Fourth Proportional to 199,204.12, 274,901.72 and 108,560.08

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Solution

The fourth proportional to 199,204.12, 274,901.72 and 108,560.08 is: 149,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,204.12 : 274,901.72 = 108,560.08 : x
  2. Step 2: Convert to fraction form
    199,204.12/274,901.72 = 108,560.08/x
  3. Step 3: Cross multiply
    199,204.12x = 274,901.72 × 108,560.08
  4. Step 4: Simplify right side
    199,204.12x = 29,843,352,715.34
  5. Step 5: Solve for x
    x = 29,843,352,715.34/199,204.12
  6. Step 6: Final answer
    x = 149,812.93

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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.