Home / 217,387.84-325,600-167,097.60

Finding the Fourth Proportional to 217,387.84, 325,600 and 167,097.60

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Solution

The fourth proportional to 217,387.84, 325,600 and 167,097.60 is: 250,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,387.84 : 325,600 = 167,097.60 : x
  2. Step 2: Convert to fraction form
    217,387.84/325,600 = 167,097.60/x
  3. Step 3: Cross multiply
    217,387.84x = 325,600 × 167,097.60
  4. Step 4: Simplify right side
    217,387.84x = 54,406,978,560
  5. Step 5: Solve for x
    x = 54,406,978,560/217,387.84
  6. Step 6: Final answer
    x = 250,276.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.