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Finding the Fourth Proportional to 17,887.03, 24,682.93 and 9,928.98

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Solution

The fourth proportional to 17,887.03, 24,682.93 and 9,928.98 is: 13,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.03 : 24,682.93 = 9,928.98 : x
  2. Step 2: Convert to fraction form
    17,887.03/24,682.93 = 9,928.98/x
  3. Step 3: Cross multiply
    17,887.03x = 24,682.93 × 9,928.98
  4. Step 4: Simplify right side
    17,887.03x = 245,076,293.49
  5. Step 5: Solve for x
    x = 245,076,293.49/17,887.03
  6. Step 6: Final answer
    x = 13,701.34

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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.