Home / 68,702.16-94,787.46-38,483.40

Finding the Fourth Proportional to 68,702.16, 94,787.46 and 38,483.40

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Solution

The fourth proportional to 68,702.16, 94,787.46 and 38,483.40 is: 53,095.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,702.16 : 94,787.46 = 38,483.40 : x
  2. Step 2: Convert to fraction form
    68,702.16/94,787.46 = 38,483.40/x
  3. Step 3: Cross multiply
    68,702.16x = 94,787.46 × 38,483.40
  4. Step 4: Simplify right side
    68,702.16x = 3,647,743,738.16
  5. Step 5: Solve for x
    x = 3,647,743,738.16/68,702.16
  6. Step 6: Final answer
    x = 53,095.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.