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Finding the Fourth Proportional to 147,866.94, 221,958.29 and 63,668.79

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Solution

The fourth proportional to 147,866.94, 221,958.29 and 63,668.79 is: 95,571.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,866.94 : 221,958.29 = 63,668.79 : x
  2. Step 2: Convert to fraction form
    147,866.94/221,958.29 = 63,668.79/x
  3. Step 3: Cross multiply
    147,866.94x = 221,958.29 × 63,668.79
  4. Step 4: Simplify right side
    147,866.94x = 14,131,815,913.94
  5. Step 5: Solve for x
    x = 14,131,815,913.94/147,866.94
  6. Step 6: Final answer
    x = 95,571.17

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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.