Home / 69,580.44-96,021.03-39,365.15

Finding the Fourth Proportional to 69,580.44, 96,021.03 and 39,365.15

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Solution

The fourth proportional to 69,580.44, 96,021.03 and 39,365.15 is: 54,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,580.44 : 96,021.03 = 39,365.15 : x
  2. Step 2: Convert to fraction form
    69,580.44/96,021.03 = 39,365.15/x
  3. Step 3: Cross multiply
    69,580.44x = 96,021.03 × 39,365.15
  4. Step 4: Simplify right side
    69,580.44x = 3,779,881,769.00
  5. Step 5: Solve for x
    x = 3,779,881,769.00/69,580.44
  6. Step 6: Final answer
    x = 54,323.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.