Home / 40,357.02-55,694.48-33,631.38

Finding the Fourth Proportional to 40,357.02, 55,694.48 and 33,631.38

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Solution

The fourth proportional to 40,357.02, 55,694.48 and 33,631.38 is: 46,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,357.02 : 55,694.48 = 33,631.38 : x
  2. Step 2: Convert to fraction form
    40,357.02/55,694.48 = 33,631.38/x
  3. Step 3: Cross multiply
    40,357.02x = 55,694.48 × 33,631.38
  4. Step 4: Simplify right side
    40,357.02x = 1,873,082,052.63
  5. Step 5: Solve for x
    x = 1,873,082,052.63/40,357.02
  6. Step 6: Final answer
    x = 46,412.79

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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.