Home / 75,988.20-104,867.73-45,783.03

Finding the Fourth Proportional to 75,988.20, 104,867.73 and 45,783.03

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Solution

The fourth proportional to 75,988.20, 104,867.73 and 45,783.03 is: 63,183.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,988.20 : 104,867.73 = 45,783.03 : x
  2. Step 2: Convert to fraction form
    75,988.20/104,867.73 = 45,783.03/x
  3. Step 3: Cross multiply
    75,988.20x = 104,867.73 × 45,783.03
  4. Step 4: Simplify right side
    75,988.20x = 4,801,162,428.62
  5. Step 5: Solve for x
    x = 4,801,162,428.62/75,988.20
  6. Step 6: Final answer
    x = 63,183.00

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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.