Home / 89,027.49-122,858.30-48,745.00

Finding the Fourth Proportional to 89,027.49, 122,858.30 and 48,745.00

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Solution

The fourth proportional to 89,027.49, 122,858.30 and 48,745.00 is: 67,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.49 : 122,858.30 = 48,745.00 : x
  2. Step 2: Convert to fraction form
    89,027.49/122,858.30 = 48,745.00/x
  3. Step 3: Cross multiply
    89,027.49x = 122,858.30 × 48,745.00
  4. Step 4: Simplify right side
    89,027.49x = 5,988,727,926.14
  5. Step 5: Solve for x
    x = 5,988,727,926.14/89,027.49
  6. Step 6: Final answer
    x = 67,268.30

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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.