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Finding the Fourth Proportional to 49,460.99, 68,254.74 and 29,042.73

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Solution

The fourth proportional to 49,460.99, 68,254.74 and 29,042.73 is: 40,078.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,460.99 : 68,254.74 = 29,042.73 : x
  2. Step 2: Convert to fraction form
    49,460.99/68,254.74 = 29,042.73/x
  3. Step 3: Cross multiply
    49,460.99x = 68,254.74 × 29,042.73
  4. Step 4: Simplify right side
    49,460.99x = 1,982,303,985.04
  5. Step 5: Solve for x
    x = 1,982,303,985.04/49,460.99
  6. Step 6: Final answer
    x = 40,078.13

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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.