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Finding the Fourth Proportional to 16,900.08, 25,343.28 and 7,034.64

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Solution

The fourth proportional to 16,900.08, 25,343.28 and 7,034.64 is: 10,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.08 : 25,343.28 = 7,034.64 : x
  2. Step 2: Convert to fraction form
    16,900.08/25,343.28 = 7,034.64/x
  3. Step 3: Cross multiply
    16,900.08x = 25,343.28 × 7,034.64
  4. Step 4: Simplify right side
    16,900.08x = 178,280,851.22
  5. Step 5: Solve for x
    x = 178,280,851.22/16,900.08
  6. Step 6: Final answer
    x = 10,549.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.