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Finding the Fourth Proportional to 15,460.52, 23,172.82 and 7,123.03

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Solution

The fourth proportional to 15,460.52, 23,172.82 and 7,123.03 is: 10,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,460.52 : 23,172.82 = 7,123.03 : x
  2. Step 2: Convert to fraction form
    15,460.52/23,172.82 = 7,123.03/x
  3. Step 3: Cross multiply
    15,460.52x = 23,172.82 × 7,123.03
  4. Step 4: Simplify right side
    15,460.52x = 165,060,616.30
  5. Step 5: Solve for x
    x = 165,060,616.30/15,460.52
  6. Step 6: Final answer
    x = 10,676.27

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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.