Home / 263,580.44-395,533.08-103,628.25

Finding the Fourth Proportional to 263,580.44, 395,533.08 and 103,628.25

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Solution

The fourth proportional to 263,580.44, 395,533.08 and 103,628.25 is: 155,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,580.44 : 395,533.08 = 103,628.25 : x
  2. Step 2: Convert to fraction form
    263,580.44/395,533.08 = 103,628.25/x
  3. Step 3: Cross multiply
    263,580.44x = 395,533.08 × 103,628.25
  4. Step 4: Simplify right side
    263,580.44x = 40,988,400,897.51
  5. Step 5: Solve for x
    x = 40,988,400,897.51/263,580.44
  6. Step 6: Final answer
    x = 155,506.23

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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.