Home / 68,974.63-103,466.55-26,851.98

Finding the Fourth Proportional to 68,974.63, 103,466.55 and 26,851.98

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Solution

The fourth proportional to 68,974.63, 103,466.55 and 26,851.98 is: 40,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,974.63 : 103,466.55 = 26,851.98 : x
  2. Step 2: Convert to fraction form
    68,974.63/103,466.55 = 26,851.98/x
  3. Step 3: Cross multiply
    68,974.63x = 103,466.55 × 26,851.98
  4. Step 4: Simplify right side
    68,974.63x = 2,778,281,731.27
  5. Step 5: Solve for x
    x = 2,778,281,731.27/68,974.63
  6. Step 6: Final answer
    x = 40,279.76

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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.