Home / 39,836.51-59,740.82-11,749.11

Finding the Fourth Proportional to 39,836.51, 59,740.82 and 11,749.11

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Solution

The fourth proportional to 39,836.51, 59,740.82 and 11,749.11 is: 17,619.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.51 : 59,740.82 = 11,749.11 : x
  2. Step 2: Convert to fraction form
    39,836.51/59,740.82 = 11,749.11/x
  3. Step 3: Cross multiply
    39,836.51x = 59,740.82 × 11,749.11
  4. Step 4: Simplify right side
    39,836.51x = 701,901,465.67
  5. Step 5: Solve for x
    x = 701,901,465.67/39,836.51
  6. Step 6: Final answer
    x = 17,619.55

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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.