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Finding the Fourth Proportional to 18,034.58, 24,889 and 9,968.06

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Solution

The fourth proportional to 18,034.58, 24,889 and 9,968.06 is: 13,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,034.58 : 24,889 = 9,968.06 : x
  2. Step 2: Convert to fraction form
    18,034.58/24,889 = 9,968.06/x
  3. Step 3: Cross multiply
    18,034.58x = 24,889 × 9,968.06
  4. Step 4: Simplify right side
    18,034.58x = 248,094,920.90
  5. Step 5: Solve for x
    x = 248,094,920.90/18,034.58
  6. Step 6: Final answer
    x = 13,756.63

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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.