Home / 182,639.78-252,120.48-111,042.66

Finding the Fourth Proportional to 182,639.78, 252,120.48 and 111,042.66

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Solution

The fourth proportional to 182,639.78, 252,120.48 and 111,042.66 is: 153,286.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,639.78 : 252,120.48 = 111,042.66 : x
  2. Step 2: Convert to fraction form
    182,639.78/252,120.48 = 111,042.66/x
  3. Step 3: Cross multiply
    182,639.78x = 252,120.48 × 111,042.66
  4. Step 4: Simplify right side
    182,639.78x = 27,996,128,739.68
  5. Step 5: Solve for x
    x = 27,996,128,739.68/182,639.78
  6. Step 6: Final answer
    x = 153,286.04

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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.