Home / 49,797.18-68,689.89-29,640.60

Finding the Fourth Proportional to 49,797.18, 68,689.89 and 29,640.60

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Solution

The fourth proportional to 49,797.18, 68,689.89 and 29,640.60 is: 40,886.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,797.18 : 68,689.89 = 29,640.60 : x
  2. Step 2: Convert to fraction form
    49,797.18/68,689.89 = 29,640.60/x
  3. Step 3: Cross multiply
    49,797.18x = 68,689.89 × 29,640.60
  4. Step 4: Simplify right side
    49,797.18x = 2,036,009,553.53
  5. Step 5: Solve for x
    x = 2,036,009,553.53/49,797.18
  6. Step 6: Final answer
    x = 40,886.04

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1.5x scale

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.