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Finding the Fourth Proportional to 26,541.64, 39,820.64 and 14,863.12

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Solution

The fourth proportional to 26,541.64, 39,820.64 and 14,863.12 is: 22,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.64 : 39,820.64 = 14,863.12 : x
  2. Step 2: Convert to fraction form
    26,541.64/39,820.64 = 14,863.12/x
  3. Step 3: Cross multiply
    26,541.64x = 39,820.64 × 14,863.12
  4. Step 4: Simplify right side
    26,541.64x = 591,858,950.80
  5. Step 5: Solve for x
    x = 591,858,950.80/26,541.64
  6. Step 6: Final answer
    x = 22,299.26

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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.