Home / 84,629.64-116,784.40-48,817.52

Finding the Fourth Proportional to 84,629.64, 116,784.40 and 48,817.52

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Solution

The fourth proportional to 84,629.64, 116,784.40 and 48,817.52 is: 67,365.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,629.64 : 116,784.40 = 48,817.52 : x
  2. Step 2: Convert to fraction form
    84,629.64/116,784.40 = 48,817.52/x
  3. Step 3: Cross multiply
    84,629.64x = 116,784.40 × 48,817.52
  4. Step 4: Simplify right side
    84,629.64x = 5,701,124,782.69
  5. Step 5: Solve for x
    x = 5,701,124,782.69/84,629.64
  6. Step 6: Final answer
    x = 67,365.58

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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.