Home / 126,004.08-189,093.60-73,516.08

Finding the Fourth Proportional to 126,004.08, 189,093.60 and 73,516.08

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Solution

The fourth proportional to 126,004.08, 189,093.60 and 73,516.08 is: 110,325.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,004.08 : 189,093.60 = 73,516.08 : x
  2. Step 2: Convert to fraction form
    126,004.08/189,093.60 = 73,516.08/x
  3. Step 3: Cross multiply
    126,004.08x = 189,093.60 × 73,516.08
  4. Step 4: Simplify right side
    126,004.08x = 13,901,420,225.09
  5. Step 5: Solve for x
    x = 13,901,420,225.09/126,004.08
  6. Step 6: Final answer
    x = 110,325.16

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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.