Home / 46,579.81-69,824.16-18,490.54

Finding the Fourth Proportional to 46,579.81, 69,824.16 and 18,490.54

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Solution

The fourth proportional to 46,579.81, 69,824.16 and 18,490.54 is: 27,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,579.81 : 69,824.16 = 18,490.54 : x
  2. Step 2: Convert to fraction form
    46,579.81/69,824.16 = 18,490.54/x
  3. Step 3: Cross multiply
    46,579.81x = 69,824.16 × 18,490.54
  4. Step 4: Simplify right side
    46,579.81x = 1,291,086,423.45
  5. Step 5: Solve for x
    x = 1,291,086,423.45/46,579.81
  6. Step 6: Final answer
    x = 27,717.73

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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.