Home / 199,430.65-274,654.42-195,076.09

Finding the Fourth Proportional to 199,430.65, 274,654.42 and 195,076.09

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Solution

The fourth proportional to 199,430.65, 274,654.42 and 195,076.09 is: 268,657.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,430.65 : 274,654.42 = 195,076.09 : x
  2. Step 2: Convert to fraction form
    199,430.65/274,654.42 = 195,076.09/x
  3. Step 3: Cross multiply
    199,430.65x = 274,654.42 × 195,076.09
  4. Step 4: Simplify right side
    199,430.65x = 53,578,510,354.82
  5. Step 5: Solve for x
    x = 53,578,510,354.82/199,430.65
  6. Step 6: Final answer
    x = 268,657.35

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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.