Home / 61,995.87-92,979.82-17,621.64

Finding the Fourth Proportional to 61,995.87, 92,979.82 and 17,621.64

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Solution

The fourth proportional to 61,995.87, 92,979.82 and 17,621.64 is: 26,428.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,995.87 : 92,979.82 = 17,621.64 : x
  2. Step 2: Convert to fraction form
    61,995.87/92,979.82 = 17,621.64/x
  3. Step 3: Cross multiply
    61,995.87x = 92,979.82 × 17,621.64
  4. Step 4: Simplify right side
    61,995.87x = 1,638,456,915.30
  5. Step 5: Solve for x
    x = 1,638,456,915.30/61,995.87
  6. Step 6: Final answer
    x = 26,428.48

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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.