Home / 189,091.20-283,636.80-184,425.60

Finding the Fourth Proportional to 189,091.20, 283,636.80 and 184,425.60

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Solution

The fourth proportional to 189,091.20, 283,636.80 and 184,425.60 is: 276,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,091.20 : 283,636.80 = 184,425.60 : x
  2. Step 2: Convert to fraction form
    189,091.20/283,636.80 = 184,425.60/x
  3. Step 3: Cross multiply
    189,091.20x = 283,636.80 × 184,425.60
  4. Step 4: Simplify right side
    189,091.20x = 52,309,887,022.08
  5. Step 5: Solve for x
    x = 52,309,887,022.08/189,091.20
  6. Step 6: Final answer
    x = 276,638.40

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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.