Home / 49,579.40-74,369.10-29,896.40

Finding the Fourth Proportional to 49,579.40, 74,369.10 and 29,896.40

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Solution

The fourth proportional to 49,579.40, 74,369.10 and 29,896.40 is: 44,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579.40 : 74,369.10 = 29,896.40 : x
  2. Step 2: Convert to fraction form
    49,579.40/74,369.10 = 29,896.40/x
  3. Step 3: Cross multiply
    49,579.40x = 74,369.10 × 29,896.40
  4. Step 4: Simplify right side
    49,579.40x = 2,223,368,361.24
  5. Step 5: Solve for x
    x = 2,223,368,361.24/49,579.40
  6. Step 6: Final answer
    x = 44,844.60

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1.5x scale

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.