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Finding the Fourth Proportional to 56,291.70, 84,410.28 and 22,998.54

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Solution

The fourth proportional to 56,291.70, 84,410.28 and 22,998.54 is: 34,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,291.70 : 84,410.28 = 22,998.54 : x
  2. Step 2: Convert to fraction form
    56,291.70/84,410.28 = 22,998.54/x
  3. Step 3: Cross multiply
    56,291.70x = 84,410.28 × 22,998.54
  4. Step 4: Simplify right side
    56,291.70x = 1,941,313,200.99
  5. Step 5: Solve for x
    x = 1,941,313,200.99/56,291.70
  6. Step 6: Final answer
    x = 34,486.67

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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.