Home / 180,327.83-270,516.35-75,122.19

Finding the Fourth Proportional to 180,327.83, 270,516.35 and 75,122.19

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Solution

The fourth proportional to 180,327.83, 270,516.35 and 75,122.19 is: 112,693.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,327.83 : 270,516.35 = 75,122.19 : x
  2. Step 2: Convert to fraction form
    180,327.83/270,516.35 = 75,122.19/x
  3. Step 3: Cross multiply
    180,327.83x = 270,516.35 × 75,122.19
  4. Step 4: Simplify right side
    180,327.83x = 20,321,780,642.81
  5. Step 5: Solve for x
    x = 20,321,780,642.81/180,327.83
  6. Step 6: Final answer
    x = 112,693.54

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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.