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Finding the Fourth Proportional to 50,500.76, 75,751.12 and 13,564.76

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Solution

The fourth proportional to 50,500.76, 75,751.12 and 13,564.76 is: 20,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,500.76 : 75,751.12 = 13,564.76 : x
  2. Step 2: Convert to fraction form
    50,500.76/75,751.12 = 13,564.76/x
  3. Step 3: Cross multiply
    50,500.76x = 75,751.12 × 13,564.76
  4. Step 4: Simplify right side
    50,500.76x = 1,027,545,762.53
  5. Step 5: Solve for x
    x = 1,027,545,762.53/50,500.76
  6. Step 6: Final answer
    x = 20,347.13

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