Home / 68,451.24-102,702.34-41,851.74

Finding the Fourth Proportional to 68,451.24, 102,702.34 and 41,851.74

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Solution

The fourth proportional to 68,451.24, 102,702.34 and 41,851.74 is: 62,793.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,451.24 : 102,702.34 = 41,851.74 : x
  2. Step 2: Convert to fraction form
    68,451.24/102,702.34 = 41,851.74/x
  3. Step 3: Cross multiply
    68,451.24x = 102,702.34 × 41,851.74
  4. Step 4: Simplify right side
    68,451.24x = 4,298,271,631.07
  5. Step 5: Solve for x
    x = 4,298,271,631.07/68,451.24
  6. Step 6: Final answer
    x = 62,793.19

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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.