Home / 107,994.71-161,973.61-29,090.49

Finding the Fourth Proportional to 107,994.71, 161,973.61 and 29,090.49

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Solution

The fourth proportional to 107,994.71, 161,973.61 and 29,090.49 is: 43,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,994.71 : 161,973.61 = 29,090.49 : x
  2. Step 2: Convert to fraction form
    107,994.71/161,973.61 = 29,090.49/x
  3. Step 3: Cross multiply
    107,994.71x = 161,973.61 × 29,090.49
  4. Step 4: Simplify right side
    107,994.71x = 4,711,891,313.40
  5. Step 5: Solve for x
    x = 4,711,891,313.40/107,994.71
  6. Step 6: Final answer
    x = 43,630.76

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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.