Home / 199,623.04-297,906.81-178,323.90

Finding the Fourth Proportional to 199,623.04, 297,906.81 and 178,323.90

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Solution

The fourth proportional to 199,623.04, 297,906.81 and 178,323.90 is: 266,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,623.04 : 297,906.81 = 178,323.90 : x
  2. Step 2: Convert to fraction form
    199,623.04/297,906.81 = 178,323.90/x
  3. Step 3: Cross multiply
    199,623.04x = 297,906.81 × 178,323.90
  4. Step 4: Simplify right side
    199,623.04x = 53,123,904,195.76
  5. Step 5: Solve for x
    x = 53,123,904,195.76/199,623.04
  6. Step 6: Final answer
    x = 266,121.11

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.