Home / 51,308.87-70,793.73-30,084.03

Finding the Fourth Proportional to 51,308.87, 70,793.73 and 30,084.03

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Solution

The fourth proportional to 51,308.87, 70,793.73 and 30,084.03 is: 41,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,308.87 : 70,793.73 = 30,084.03 : x
  2. Step 2: Convert to fraction form
    51,308.87/70,793.73 = 30,084.03/x
  3. Step 3: Cross multiply
    51,308.87x = 70,793.73 × 30,084.03
  4. Step 4: Simplify right side
    51,308.87x = 2,129,760,697.13
  5. Step 5: Solve for x
    x = 2,129,760,697.13/51,308.87
  6. Step 6: Final answer
    x = 41,508.63

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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.