Home / 123,079.08-184,618.62-38,845.80

Finding the Fourth Proportional to 123,079.08, 184,618.62 and 38,845.80

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Solution

The fourth proportional to 123,079.08, 184,618.62 and 38,845.80 is: 58,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,079.08 : 184,618.62 = 38,845.80 : x
  2. Step 2: Convert to fraction form
    123,079.08/184,618.62 = 38,845.80/x
  3. Step 3: Cross multiply
    123,079.08x = 184,618.62 × 38,845.80
  4. Step 4: Simplify right side
    123,079.08x = 7,171,657,988.80
  5. Step 5: Solve for x
    x = 7,171,657,988.80/123,079.08
  6. Step 6: Final answer
    x = 58,268.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.