Home / 216,190.89-298,370.96-125,528.81

Finding the Fourth Proportional to 216,190.89, 298,370.96 and 125,528.81

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Solution

The fourth proportional to 216,190.89, 298,370.96 and 125,528.81 is: 173,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,190.89 : 298,370.96 = 125,528.81 : x
  2. Step 2: Convert to fraction form
    216,190.89/298,370.96 = 125,528.81/x
  3. Step 3: Cross multiply
    216,190.89x = 298,370.96 × 125,528.81
  4. Step 4: Simplify right side
    216,190.89x = 37,454,150,546.75
  5. Step 5: Solve for x
    x = 37,454,150,546.75/216,190.89
  6. Step 6: Final answer
    x = 173,245.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.