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Finding the Fourth Proportional to 69,624.96, 104,403.16 and 25,245.08

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Solution

The fourth proportional to 69,624.96, 104,403.16 and 25,245.08 is: 37,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,624.96 : 104,403.16 = 25,245.08 : x
  2. Step 2: Convert to fraction form
    69,624.96/104,403.16 = 25,245.08/x
  3. Step 3: Cross multiply
    69,624.96x = 104,403.16 × 25,245.08
  4. Step 4: Simplify right side
    69,624.96x = 2,635,666,126.45
  5. Step 5: Solve for x
    x = 2,635,666,126.45/69,624.96
  6. Step 6: Final answer
    x = 37,855.19

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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.