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Finding the Fourth Proportional to 50,615.30, 69,849.12 and 29,395.93

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Solution

The fourth proportional to 50,615.30, 69,849.12 and 29,395.93 is: 40,566.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615.30 : 69,849.12 = 29,395.93 : x
  2. Step 2: Convert to fraction form
    50,615.30/69,849.12 = 29,395.93/x
  3. Step 3: Cross multiply
    50,615.30x = 69,849.12 × 29,395.93
  4. Step 4: Simplify right side
    50,615.30x = 2,053,279,743.31
  5. Step 5: Solve for x
    x = 2,053,279,743.31/50,615.30
  6. Step 6: Final answer
    x = 40,566.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.