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Finding the Fourth Proportional to 26,801.56, 36,982.76 and 14,863.32

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Solution

The fourth proportional to 26,801.56, 36,982.76 and 14,863.32 is: 20,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.56 : 36,982.76 = 14,863.32 : x
  2. Step 2: Convert to fraction form
    26,801.56/36,982.76 = 14,863.32/x
  3. Step 3: Cross multiply
    26,801.56x = 36,982.76 × 14,863.32
  4. Step 4: Simplify right side
    26,801.56x = 549,686,596.36
  5. Step 5: Solve for x
    x = 549,686,596.36/26,801.56
  6. Step 6: Final answer
    x = 20,509.50

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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.