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Finding the Fourth Proportional to 221,776.90, 332,483.10 and 95,514.10

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Solution

The fourth proportional to 221,776.90, 332,483.10 and 95,514.10 is: 143,192.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,776.90 : 332,483.10 = 95,514.10 : x
  2. Step 2: Convert to fraction form
    221,776.90/332,483.10 = 95,514.10/x
  3. Step 3: Cross multiply
    221,776.90x = 332,483.10 × 95,514.10
  4. Step 4: Simplify right side
    221,776.90x = 31,756,824,061.71
  5. Step 5: Solve for x
    x = 31,756,824,061.71/221,776.90
  6. Step 6: Final answer
    x = 143,192.66

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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.