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Finding the Fourth Proportional to 253,166.08, 349,441.92 and 167,187.84

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Solution

The fourth proportional to 253,166.08, 349,441.92 and 167,187.84 is: 230,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,166.08 : 349,441.92 = 167,187.84 : x
  2. Step 2: Convert to fraction form
    253,166.08/349,441.92 = 167,187.84/x
  3. Step 3: Cross multiply
    253,166.08x = 349,441.92 × 167,187.84
  4. Step 4: Simplify right side
    253,166.08x = 58,422,439,810.25
  5. Step 5: Solve for x
    x = 58,422,439,810.25/253,166.08
  6. Step 6: Final answer
    x = 230,767.25

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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.