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Finding the Fourth Proportional to 167,886.87, 251,857.64 and 49,570.17

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Solution

The fourth proportional to 167,886.87, 251,857.64 and 49,570.17 is: 74,363.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,886.87 : 251,857.64 = 49,570.17 : x
  2. Step 2: Convert to fraction form
    167,886.87/251,857.64 = 49,570.17/x
  3. Step 3: Cross multiply
    167,886.87x = 251,857.64 × 49,570.17
  4. Step 4: Simplify right side
    167,886.87x = 12,484,626,030.60
  5. Step 5: Solve for x
    x = 12,484,626,030.60/167,886.87
  6. Step 6: Final answer
    x = 74,363.33

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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.