Home / 49,979.52-74,893.64-21,883.86

Finding the Fourth Proportional to 49,979.52, 74,893.64 and 21,883.86

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Solution

The fourth proportional to 49,979.52, 74,893.64 and 21,883.86 is: 32,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.52 : 74,893.64 = 21,883.86 : x
  2. Step 2: Convert to fraction form
    49,979.52/74,893.64 = 21,883.86/x
  3. Step 3: Cross multiply
    49,979.52x = 74,893.64 × 21,883.86
  4. Step 4: Simplify right side
    49,979.52x = 1,638,961,823.23
  5. Step 5: Solve for x
    x = 1,638,961,823.23/49,979.52
  6. Step 6: Final answer
    x = 32,792.67

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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.