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Finding the Fourth Proportional to 248,025.38, 372,038.06 and 61,036.88

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Solution

The fourth proportional to 248,025.38, 372,038.06 and 61,036.88 is: 91,555.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,025.38 : 372,038.06 = 61,036.88 : x
  2. Step 2: Convert to fraction form
    248,025.38/372,038.06 = 61,036.88/x
  3. Step 3: Cross multiply
    248,025.38x = 372,038.06 × 61,036.88
  4. Step 4: Simplify right side
    248,025.38x = 22,708,040,716.05
  5. Step 5: Solve for x
    x = 22,708,040,716.05/248,025.38
  6. Step 6: Final answer
    x = 91,555.31

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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.