Home / 274,902.04-379,358.40-161,732.08

Finding the Fourth Proportional to 274,902.04, 379,358.40 and 161,732.08

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Solution

The fourth proportional to 274,902.04, 379,358.40 and 161,732.08 is: 223,186.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,902.04 : 379,358.40 = 161,732.08 : x
  2. Step 2: Convert to fraction form
    274,902.04/379,358.40 = 161,732.08/x
  3. Step 3: Cross multiply
    274,902.04x = 379,358.40 × 161,732.08
  4. Step 4: Simplify right side
    274,902.04x = 61,354,423,097.47
  5. Step 5: Solve for x
    x = 61,354,423,097.47/274,902.04
  6. Step 6: Final answer
    x = 223,186.50

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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.