Home / 111,206.43-166,739.55-94,345.32

Finding the Fourth Proportional to 111,206.43, 166,739.55 and 94,345.32

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Solution

The fourth proportional to 111,206.43, 166,739.55 and 94,345.32 is: 141,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,206.43 : 166,739.55 = 94,345.32 : x
  2. Step 2: Convert to fraction form
    111,206.43/166,739.55 = 94,345.32/x
  3. Step 3: Cross multiply
    111,206.43x = 166,739.55 × 94,345.32
  4. Step 4: Simplify right side
    111,206.43x = 15,731,096,201.41
  5. Step 5: Solve for x
    x = 15,731,096,201.41/111,206.43
  6. Step 6: Final answer
    x = 141,458.51

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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.