Home / 74,932.08-112,442.46-27,580.43

Finding the Fourth Proportional to 74,932.08, 112,442.46 and 27,580.43

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Solution

The fourth proportional to 74,932.08, 112,442.46 and 27,580.43 is: 41,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,932.08 : 112,442.46 = 27,580.43 : x
  2. Step 2: Convert to fraction form
    74,932.08/112,442.46 = 27,580.43/x
  3. Step 3: Cross multiply
    74,932.08x = 112,442.46 × 27,580.43
  4. Step 4: Simplify right side
    74,932.08x = 3,101,211,153.08
  5. Step 5: Solve for x
    x = 3,101,211,153.08/74,932.08
  6. Step 6: Final answer
    x = 41,386.96

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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.