Home / 199,259.45-274,974.46-108,616.19

Finding the Fourth Proportional to 199,259.45, 274,974.46 and 108,616.19

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Solution

The fourth proportional to 199,259.45, 274,974.46 and 108,616.19 is: 149,888.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,259.45 : 274,974.46 = 108,616.19 : x
  2. Step 2: Convert to fraction form
    199,259.45/274,974.46 = 108,616.19/x
  3. Step 3: Cross multiply
    199,259.45x = 274,974.46 × 108,616.19
  4. Step 4: Simplify right side
    199,259.45x = 29,866,678,192.51
  5. Step 5: Solve for x
    x = 29,866,678,192.51/199,259.45
  6. Step 6: Final answer
    x = 149,888.39

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1.5x scale

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.