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Finding the Fourth Proportional to 23,620.98, 32,603.80 and 18,873.98

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Solution

The fourth proportional to 23,620.98, 32,603.80 and 18,873.98 is: 26,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,620.98 : 32,603.80 = 18,873.98 : x
  2. Step 2: Convert to fraction form
    23,620.98/32,603.80 = 18,873.98/x
  3. Step 3: Cross multiply
    23,620.98x = 32,603.80 × 18,873.98
  4. Step 4: Simplify right side
    23,620.98x = 615,363,469.12
  5. Step 5: Solve for x
    x = 615,363,469.12/23,620.98
  6. Step 6: Final answer
    x = 26,051.56

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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.