Home / 216,144.07-298,342.17-125,540.77

Finding the Fourth Proportional to 216,144.07, 298,342.17 and 125,540.77

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Solution

The fourth proportional to 216,144.07, 298,342.17 and 125,540.77 is: 173,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,144.07 : 298,342.17 = 125,540.77 : x
  2. Step 2: Convert to fraction form
    216,144.07/298,342.17 = 125,540.77/x
  3. Step 3: Cross multiply
    216,144.07x = 298,342.17 × 125,540.77
  4. Step 4: Simplify right side
    216,144.07x = 37,454,105,745.27
  5. Step 5: Solve for x
    x = 37,454,105,745.27/216,144.07
  6. Step 6: Final answer
    x = 173,283.06

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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.