Home / 184,014.40-276,021.60-121,028.80

Finding the Fourth Proportional to 184,014.40, 276,021.60 and 121,028.80

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Solution

The fourth proportional to 184,014.40, 276,021.60 and 121,028.80 is: 181,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,014.40 : 276,021.60 = 121,028.80 : x
  2. Step 2: Convert to fraction form
    184,014.40/276,021.60 = 121,028.80/x
  3. Step 3: Cross multiply
    184,014.40x = 276,021.60 × 121,028.80
  4. Step 4: Simplify right side
    184,014.40x = 33,406,563,022.08
  5. Step 5: Solve for x
    x = 33,406,563,022.08/184,014.40
  6. Step 6: Final answer
    x = 181,543.20

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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.