Home / 39,899.75-59,858.37-11,822.01

Finding the Fourth Proportional to 39,899.75, 59,858.37 and 11,822.01

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Solution

The fourth proportional to 39,899.75, 59,858.37 and 11,822.01 is: 17,735.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.75 : 59,858.37 = 11,822.01 : x
  2. Step 2: Convert to fraction form
    39,899.75/59,858.37 = 11,822.01/x
  3. Step 3: Cross multiply
    39,899.75x = 59,858.37 × 11,822.01
  4. Step 4: Simplify right side
    39,899.75x = 707,646,248.72
  5. Step 5: Solve for x
    x = 707,646,248.72/39,899.75
  6. Step 6: Final answer
    x = 17,735.61

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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.