Home / 84,555.52-116,685.44-48,745.60

Finding the Fourth Proportional to 84,555.52, 116,685.44 and 48,745.60

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Solution

The fourth proportional to 84,555.52, 116,685.44 and 48,745.60 is: 67,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,555.52 : 116,685.44 = 48,745.60 : x
  2. Step 2: Convert to fraction form
    84,555.52/116,685.44 = 48,745.60/x
  3. Step 3: Cross multiply
    84,555.52x = 116,685.44 × 48,745.60
  4. Step 4: Simplify right side
    84,555.52x = 5,687,901,784.06
  5. Step 5: Solve for x
    x = 5,687,901,784.06/84,555.52
  6. Step 6: Final answer
    x = 67,268.25

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1.5x scale

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.