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Finding the Fourth Proportional to 10,523.03, 15,793.76 and 4,283.01

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Solution

The fourth proportional to 10,523.03, 15,793.76 and 4,283.01 is: 6,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,523.03 : 15,793.76 = 4,283.01 : x
  2. Step 2: Convert to fraction form
    10,523.03/15,793.76 = 4,283.01/x
  3. Step 3: Cross multiply
    10,523.03x = 15,793.76 × 4,283.01
  4. Step 4: Simplify right side
    10,523.03x = 67,644,810.60
  5. Step 5: Solve for x
    x = 67,644,810.60/10,523.03
  6. Step 6: Final answer
    x = 6,428.27

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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.