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Finding the Fourth Proportional to 73,825.58, 101,879.24 and 40,291.58

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Solution

The fourth proportional to 73,825.58, 101,879.24 and 40,291.58 is: 55,602.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,825.58 : 101,879.24 = 40,291.58 : x
  2. Step 2: Convert to fraction form
    73,825.58/101,879.24 = 40,291.58/x
  3. Step 3: Cross multiply
    73,825.58x = 101,879.24 × 40,291.58
  4. Step 4: Simplify right side
    73,825.58x = 4,104,874,837.95
  5. Step 5: Solve for x
    x = 4,104,874,837.95/73,825.58
  6. Step 6: Final answer
    x = 55,602.34

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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.