Home / 199,176.04-274,869.89-108,539.47

Finding the Fourth Proportional to 199,176.04, 274,869.89 and 108,539.47

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Solution

The fourth proportional to 199,176.04, 274,869.89 and 108,539.47 is: 149,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,176.04 : 274,869.89 = 108,539.47 : x
  2. Step 2: Convert to fraction form
    199,176.04/274,869.89 = 108,539.47/x
  3. Step 3: Cross multiply
    199,176.04x = 274,869.89 × 108,539.47
  4. Step 4: Simplify right side
    199,176.04x = 29,834,232,179.56
  5. Step 5: Solve for x
    x = 29,834,232,179.56/199,176.04
  6. Step 6: Final answer
    x = 149,788.26

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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.