Home / 69,052.23-103,579.74-21,666.33

Finding the Fourth Proportional to 69,052.23, 103,579.74 and 21,666.33

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Solution

The fourth proportional to 69,052.23, 103,579.74 and 21,666.33 is: 32,499.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,052.23 : 103,579.74 = 21,666.33 : x
  2. Step 2: Convert to fraction form
    69,052.23/103,579.74 = 21,666.33/x
  3. Step 3: Cross multiply
    69,052.23x = 103,579.74 × 21,666.33
  4. Step 4: Simplify right side
    69,052.23x = 2,244,192,828.15
  5. Step 5: Solve for x
    x = 2,244,192,828.15/69,052.23
  6. Step 6: Final answer
    x = 32,499.93

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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.