Home / 69,459.48-104,189.73-19,544.63

Finding the Fourth Proportional to 69,459.48, 104,189.73 and 19,544.63

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Solution

The fourth proportional to 69,459.48, 104,189.73 and 19,544.63 is: 29,317.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,459.48 : 104,189.73 = 19,544.63 : x
  2. Step 2: Convert to fraction form
    69,459.48/104,189.73 = 19,544.63/x
  3. Step 3: Cross multiply
    69,459.48x = 104,189.73 × 19,544.63
  4. Step 4: Simplify right side
    69,459.48x = 2,036,349,201.70
  5. Step 5: Solve for x
    x = 2,036,349,201.70/69,459.48
  6. Step 6: Final answer
    x = 29,317.08

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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.