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Finding the Fourth Proportional to 32,574.87, 48,861.39 and 13,845.51

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Solution

The fourth proportional to 32,574.87, 48,861.39 and 13,845.51 is: 20,767.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,574.87 : 48,861.39 = 13,845.51 : x
  2. Step 2: Convert to fraction form
    32,574.87/48,861.39 = 13,845.51/x
  3. Step 3: Cross multiply
    32,574.87x = 48,861.39 × 13,845.51
  4. Step 4: Simplify right side
    32,574.87x = 676,510,550.32
  5. Step 5: Solve for x
    x = 676,510,550.32/32,574.87
  6. Step 6: Final answer
    x = 20,767.87

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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.