Home / 84,629.64-116,784.39-48,817.53

Finding the Fourth Proportional to 84,629.64, 116,784.39 and 48,817.53

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Solution

The fourth proportional to 84,629.64, 116,784.39 and 48,817.53 is: 67,365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,629.64 : 116,784.39 = 48,817.53 : x
  2. Step 2: Convert to fraction form
    84,629.64/116,784.39 = 48,817.53/x
  3. Step 3: Cross multiply
    84,629.64x = 116,784.39 × 48,817.53
  4. Step 4: Simplify right side
    84,629.64x = 5,701,125,462.36
  5. Step 5: Solve for x
    x = 5,701,125,462.36/84,629.64
  6. Step 6: Final answer
    x = 67,365.59

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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.