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Finding the Fourth Proportional to 17,642.44, 24,340.02 and 12,607.24

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Solution

The fourth proportional to 17,642.44, 24,340.02 and 12,607.24 is: 17,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,642.44 : 24,340.02 = 12,607.24 : x
  2. Step 2: Convert to fraction form
    17,642.44/24,340.02 = 12,607.24/x
  3. Step 3: Cross multiply
    17,642.44x = 24,340.02 × 12,607.24
  4. Step 4: Simplify right side
    17,642.44x = 306,860,473.74
  5. Step 5: Solve for x
    x = 306,860,473.74/17,642.44
  6. Step 6: Final answer
    x = 17,393.31

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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.