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Finding the Fourth Proportional to 295,641.83, 443,456.51 and 95,961.89

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Solution

The fourth proportional to 295,641.83, 443,456.51 and 95,961.89 is: 143,940.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,641.83 : 443,456.51 = 95,961.89 : x
  2. Step 2: Convert to fraction form
    295,641.83/443,456.51 = 95,961.89/x
  3. Step 3: Cross multiply
    295,641.83x = 443,456.51 × 95,961.89
  4. Step 4: Simplify right side
    295,641.83x = 42,554,925,461.24
  5. Step 5: Solve for x
    x = 42,554,925,461.24/295,641.83
  6. Step 6: Final answer
    x = 143,940.81

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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.