Home / 107,973.51-161,991.40-33,104.71

Finding the Fourth Proportional to 107,973.51, 161,991.40 and 33,104.71

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Solution

The fourth proportional to 107,973.51, 161,991.40 and 33,104.71 is: 49,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,973.51 : 161,991.40 = 33,104.71 : x
  2. Step 2: Convert to fraction form
    107,973.51/161,991.40 = 33,104.71/x
  3. Step 3: Cross multiply
    107,973.51x = 161,991.40 × 33,104.71
  4. Step 4: Simplify right side
    107,973.51x = 5,362,677,344.01
  5. Step 5: Solve for x
    x = 5,362,677,344.01/107,973.51
  6. Step 6: Final answer
    x = 49,666.60

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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.