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Finding the Fourth Proportional to 29,763.96, 44,647.54 and 8,986.92

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Solution

The fourth proportional to 29,763.96, 44,647.54 and 8,986.92 is: 13,480.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,763.96 : 44,647.54 = 8,986.92 : x
  2. Step 2: Convert to fraction form
    29,763.96/44,647.54 = 8,986.92/x
  3. Step 3: Cross multiply
    29,763.96x = 44,647.54 × 8,986.92
  4. Step 4: Simplify right side
    29,763.96x = 401,243,870.18
  5. Step 5: Solve for x
    x = 401,243,870.18/29,763.96
  6. Step 6: Final answer
    x = 13,480.86

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1.5x scale

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.