Home / 262,548.53-393,827.35-82,629.51

Finding the Fourth Proportional to 262,548.53, 393,827.35 and 82,629.51

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Solution

The fourth proportional to 262,548.53, 393,827.35 and 82,629.51 is: 123,945.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,548.53 : 393,827.35 = 82,629.51 : x
  2. Step 2: Convert to fraction form
    262,548.53/393,827.35 = 82,629.51/x
  3. Step 3: Cross multiply
    262,548.53x = 393,827.35 × 82,629.51
  4. Step 4: Simplify right side
    262,548.53x = 32,541,760,955.10
  5. Step 5: Solve for x
    x = 32,541,760,955.10/262,548.53
  6. Step 6: Final answer
    x = 123,945.70

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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.