Home / 49,018.70-67,646.76-27,797.60

Finding the Fourth Proportional to 49,018.70, 67,646.76 and 27,797.60

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Solution

The fourth proportional to 49,018.70, 67,646.76 and 27,797.60 is: 38,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.70 : 67,646.76 = 27,797.60 : x
  2. Step 2: Convert to fraction form
    49,018.70/67,646.76 = 27,797.60/x
  3. Step 3: Cross multiply
    49,018.70x = 67,646.76 × 27,797.60
  4. Step 4: Simplify right side
    49,018.70x = 1,880,417,575.78
  5. Step 5: Solve for x
    x = 1,880,417,575.78/49,018.70
  6. Step 6: Final answer
    x = 38,361.23

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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.