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Finding the Fourth Proportional to 49,833.82, 68,762.82 and 29,690.20

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Solution

The fourth proportional to 49,833.82, 68,762.82 and 29,690.20 is: 40,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,833.82 : 68,762.82 = 29,690.20 : x
  2. Step 2: Convert to fraction form
    49,833.82/68,762.82 = 29,690.20/x
  3. Step 3: Cross multiply
    49,833.82x = 68,762.82 × 29,690.20
  4. Step 4: Simplify right side
    49,833.82x = 2,041,581,878.36
  5. Step 5: Solve for x
    x = 2,041,581,878.36/49,833.82
  6. Step 6: Final answer
    x = 40,967.80

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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.