Home / 43,278.40-64,844.70-35,842.60

Finding the Fourth Proportional to 43,278.40, 64,844.70 and 35,842.60

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Solution

The fourth proportional to 43,278.40, 64,844.70 and 35,842.60 is: 53,703.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,278.40 : 64,844.70 = 35,842.60 : x
  2. Step 2: Convert to fraction form
    43,278.40/64,844.70 = 35,842.60/x
  3. Step 3: Cross multiply
    43,278.40x = 64,844.70 × 35,842.60
  4. Step 4: Simplify right side
    43,278.40x = 2,324,202,644.22
  5. Step 5: Solve for x
    x = 2,324,202,644.22/43,278.40
  6. Step 6: Final answer
    x = 53,703.53

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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.