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Finding the Fourth Proportional to 13,797.14, 20,697.80 and 5,030.03

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Solution

The fourth proportional to 13,797.14, 20,697.80 and 5,030.03 is: 7,545.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,797.14 : 20,697.80 = 5,030.03 : x
  2. Step 2: Convert to fraction form
    13,797.14/20,697.80 = 5,030.03/x
  3. Step 3: Cross multiply
    13,797.14x = 20,697.80 × 5,030.03
  4. Step 4: Simplify right side
    13,797.14x = 104,110,581.53
  5. Step 5: Solve for x
    x = 104,110,581.53/13,797.14
  6. Step 6: Final answer
    x = 7,545.81

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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.