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Finding the Fourth Proportional to 26,753.64, 36,917.64 and 14,816.76

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Solution

The fourth proportional to 26,753.64, 36,917.64 and 14,816.76 is: 20,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,753.64 : 36,917.64 = 14,816.76 : x
  2. Step 2: Convert to fraction form
    26,753.64/36,917.64 = 14,816.76/x
  3. Step 3: Cross multiply
    26,753.64x = 36,917.64 × 14,816.76
  4. Step 4: Simplify right side
    26,753.64x = 546,999,811.65
  5. Step 5: Solve for x
    x = 546,999,811.65/26,753.64
  6. Step 6: Final answer
    x = 20,445.81

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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.