Home / 84,548.20-116,673.42-48,739.72

Finding the Fourth Proportional to 84,548.20, 116,673.42 and 48,739.72

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Solution

The fourth proportional to 84,548.20, 116,673.42 and 48,739.72 is: 67,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,548.20 : 116,673.42 = 48,739.72 : x
  2. Step 2: Convert to fraction form
    84,548.20/116,673.42 = 48,739.72/x
  3. Step 3: Cross multiply
    84,548.20x = 116,673.42 × 48,739.72
  4. Step 4: Simplify right side
    84,548.20x = 5,686,629,822.24
  5. Step 5: Solve for x
    x = 5,686,629,822.24/84,548.20
  6. Step 6: Final answer
    x = 67,259.03

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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.