Home / 164,879.19-227,538.23-93,257.78

Finding the Fourth Proportional to 164,879.19, 227,538.23 and 93,257.78

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Solution

The fourth proportional to 164,879.19, 227,538.23 and 93,257.78 is: 128,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,879.19 : 227,538.23 = 93,257.78 : x
  2. Step 2: Convert to fraction form
    164,879.19/227,538.23 = 93,257.78/x
  3. Step 3: Cross multiply
    164,879.19x = 227,538.23 × 93,257.78
  4. Step 4: Simplify right side
    164,879.19x = 21,219,708,590.95
  5. Step 5: Solve for x
    x = 21,219,708,590.95/164,879.19
  6. Step 6: Final answer
    x = 128,698.53

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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.