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Finding the Fourth Proportional to 295,614.80, 443,335.80 and 106,053.20

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Solution

The fourth proportional to 295,614.80, 443,335.80 and 106,053.20 is: 159,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,614.80 : 443,335.80 = 106,053.20 : x
  2. Step 2: Convert to fraction form
    295,614.80/443,335.80 = 106,053.20/x
  3. Step 3: Cross multiply
    295,614.80x = 443,335.80 × 106,053.20
  4. Step 4: Simplify right side
    295,614.80x = 47,017,180,264.56
  5. Step 5: Solve for x
    x = 47,017,180,264.56/295,614.80
  6. Step 6: Final answer
    x = 159,048.80

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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.