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Finding the Fourth Proportional to 17,937.58, 24,754.19 and 9,980.55

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Solution

The fourth proportional to 17,937.58, 24,754.19 and 9,980.55 is: 13,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.58 : 24,754.19 = 9,980.55 : x
  2. Step 2: Convert to fraction form
    17,937.58/24,754.19 = 9,980.55/x
  3. Step 3: Cross multiply
    17,937.58x = 24,754.19 × 9,980.55
  4. Step 4: Simplify right side
    17,937.58x = 247,060,431.00
  5. Step 5: Solve for x
    x = 247,060,431.00/17,937.58
  6. Step 6: Final answer
    x = 13,773.34

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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.