Home / 116,080.33-174,120.48-76,628.20

Finding the Fourth Proportional to 116,080.33, 174,120.48 and 76,628.20

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Solution

The fourth proportional to 116,080.33, 174,120.48 and 76,628.20 is: 114,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,080.33 : 174,120.48 = 76,628.20 : x
  2. Step 2: Convert to fraction form
    116,080.33/174,120.48 = 76,628.20/x
  3. Step 3: Cross multiply
    116,080.33x = 174,120.48 × 76,628.20
  4. Step 4: Simplify right side
    116,080.33x = 13,342,538,965.54
  5. Step 5: Solve for x
    x = 13,342,538,965.54/116,080.33
  6. Step 6: Final answer
    x = 114,942.29

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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.