Home / 81,995.49-113,151.74-46,183.37

Finding the Fourth Proportional to 81,995.49, 113,151.74 and 46,183.37

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Solution

The fourth proportional to 81,995.49, 113,151.74 and 46,183.37 is: 63,731.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,995.49 : 113,151.74 = 46,183.37 : x
  2. Step 2: Convert to fraction form
    81,995.49/113,151.74 = 46,183.37/x
  3. Step 3: Cross multiply
    81,995.49x = 113,151.74 × 46,183.37
  4. Step 4: Simplify right side
    81,995.49x = 5,225,727,877.89
  5. Step 5: Solve for x
    x = 5,225,727,877.89/81,995.49
  6. Step 6: Final answer
    x = 63,731.89

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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.