Home / 130,925.44-196,399.55-36,155.75

Finding the Fourth Proportional to 130,925.44, 196,399.55 and 36,155.75

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Solution

The fourth proportional to 130,925.44, 196,399.55 and 36,155.75 is: 54,236.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,925.44 : 196,399.55 = 36,155.75 : x
  2. Step 2: Convert to fraction form
    130,925.44/196,399.55 = 36,155.75/x
  3. Step 3: Cross multiply
    130,925.44x = 196,399.55 × 36,155.75
  4. Step 4: Simplify right side
    130,925.44x = 7,100,971,867.14
  5. Step 5: Solve for x
    x = 7,100,971,867.14/130,925.44
  6. Step 6: Final answer
    x = 54,236.76

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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.