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Finding the Fourth Proportional to 26,477, 36,555.40 and 16,416.16

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Solution

The fourth proportional to 26,477, 36,555.40 and 16,416.16 is: 22,664.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,477 : 36,555.40 = 16,416.16 : x
  2. Step 2: Convert to fraction form
    26,477/36,555.40 = 16,416.16/x
  3. Step 3: Cross multiply
    26,477x = 36,555.40 × 16,416.16
  4. Step 4: Simplify right side
    26,477x = 600,099,295.26
  5. Step 5: Solve for x
    x = 600,099,295.26/26,477
  6. Step 6: Final answer
    x = 22,664.93

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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.