Home / 170,836.54-256,255.72-112,044.51

Finding the Fourth Proportional to 170,836.54, 256,255.72 and 112,044.51

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Solution

The fourth proportional to 170,836.54, 256,255.72 and 112,044.51 is: 168,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,836.54 : 256,255.72 = 112,044.51 : x
  2. Step 2: Convert to fraction form
    170,836.54/256,255.72 = 112,044.51/x
  3. Step 3: Cross multiply
    170,836.54x = 256,255.72 × 112,044.51
  4. Step 4: Simplify right side
    170,836.54x = 28,712,047,502.85
  5. Step 5: Solve for x
    x = 28,712,047,502.85/170,836.54
  6. Step 6: Final answer
    x = 168,067.37

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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.