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Finding the Fourth Proportional to 167,907.10, 251,860.65 and 167,907.10

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Solution

The fourth proportional to 167,907.10, 251,860.65 and 167,907.10 is: 251,860.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,907.10 : 251,860.65 = 167,907.10 : x
  2. Step 2: Convert to fraction form
    167,907.10/251,860.65 = 167,907.10/x
  3. Step 3: Cross multiply
    167,907.10x = 251,860.65 × 167,907.10
  4. Step 4: Simplify right side
    167,907.10x = 42,289,191,345.62
  5. Step 5: Solve for x
    x = 42,289,191,345.62/167,907.10
  6. Step 6: Final answer
    x = 251,860.65

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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.