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Finding the Fourth Proportional to 35,563.22, 53,347.88 and 9,267.92

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Solution

The fourth proportional to 35,563.22, 53,347.88 and 9,267.92 is: 13,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,563.22 : 53,347.88 = 9,267.92 : x
  2. Step 2: Convert to fraction form
    35,563.22/53,347.88 = 9,267.92/x
  3. Step 3: Cross multiply
    35,563.22x = 53,347.88 × 9,267.92
  4. Step 4: Simplify right side
    35,563.22x = 494,423,884.01
  5. Step 5: Solve for x
    x = 494,423,884.01/35,563.22
  6. Step 6: Final answer
    x = 13,902.67

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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.