Home / 116,177.64-174,245.55-30,789.06

Finding the Fourth Proportional to 116,177.64, 174,245.55 and 30,789.06

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Solution

The fourth proportional to 116,177.64, 174,245.55 and 30,789.06 is: 46,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,177.64 : 174,245.55 = 30,789.06 : x
  2. Step 2: Convert to fraction form
    116,177.64/174,245.55 = 30,789.06/x
  3. Step 3: Cross multiply
    116,177.64x = 174,245.55 × 30,789.06
  4. Step 4: Simplify right side
    116,177.64x = 5,364,856,693.68
  5. Step 5: Solve for x
    x = 5,364,856,693.68/116,177.64
  6. Step 6: Final answer
    x = 46,178.05

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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.