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Finding the Fourth Proportional to 32,788.80, 49,183.47 and 9,415.98

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Solution

The fourth proportional to 32,788.80, 49,183.47 and 9,415.98 is: 14,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,788.80 : 49,183.47 = 9,415.98 : x
  2. Step 2: Convert to fraction form
    32,788.80/49,183.47 = 9,415.98/x
  3. Step 3: Cross multiply
    32,788.80x = 49,183.47 × 9,415.98
  4. Step 4: Simplify right side
    32,788.80x = 463,110,569.85
  5. Step 5: Solve for x
    x = 463,110,569.85/32,788.80
  6. Step 6: Final answer
    x = 14,124.05

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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.