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Finding the Fourth Proportional to 23,794.61, 32,840.01 and 13,721.05

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Solution

The fourth proportional to 23,794.61, 32,840.01 and 13,721.05 is: 18,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,794.61 : 32,840.01 = 13,721.05 : x
  2. Step 2: Convert to fraction form
    23,794.61/32,840.01 = 13,721.05/x
  3. Step 3: Cross multiply
    23,794.61x = 32,840.01 × 13,721.05
  4. Step 4: Simplify right side
    23,794.61x = 450,599,236.95
  5. Step 5: Solve for x
    x = 450,599,236.95/23,794.61
  6. Step 6: Final answer
    x = 18,937.03

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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.