Home / 85,316.09-117,735.12-46,553.94

Finding the Fourth Proportional to 85,316.09, 117,735.12 and 46,553.94

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Solution

The fourth proportional to 85,316.09, 117,735.12 and 46,553.94 is: 64,243.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,316.09 : 117,735.12 = 46,553.94 : x
  2. Step 2: Convert to fraction form
    85,316.09/117,735.12 = 46,553.94/x
  3. Step 3: Cross multiply
    85,316.09x = 117,735.12 × 46,553.94
  4. Step 4: Simplify right side
    85,316.09x = 5,481,033,712.37
  5. Step 5: Solve for x
    x = 5,481,033,712.37/85,316.09
  6. Step 6: Final answer
    x = 64,243.85

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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.