Home / 181,863.41-250,979.27-101,290.95

Finding the Fourth Proportional to 181,863.41, 250,979.27 and 101,290.95

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Solution

The fourth proportional to 181,863.41, 250,979.27 and 101,290.95 is: 139,785.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,863.41 : 250,979.27 = 101,290.95 : x
  2. Step 2: Convert to fraction form
    181,863.41/250,979.27 = 101,290.95/x
  3. Step 3: Cross multiply
    181,863.41x = 250,979.27 × 101,290.95
  4. Step 4: Simplify right side
    181,863.41x = 25,421,928,182.15
  5. Step 5: Solve for x
    x = 25,421,928,182.15/181,863.41
  6. Step 6: Final answer
    x = 139,785.84

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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.