Home / 85,231.68-117,614.39-46,989.24

Finding the Fourth Proportional to 85,231.68, 117,614.39 and 46,989.24

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Solution

The fourth proportional to 85,231.68, 117,614.39 and 46,989.24 is: 64,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,231.68 : 117,614.39 = 46,989.24 : x
  2. Step 2: Convert to fraction form
    85,231.68/117,614.39 = 46,989.24/x
  3. Step 3: Cross multiply
    85,231.68x = 117,614.39 × 46,989.24
  4. Step 4: Simplify right side
    85,231.68x = 5,526,610,564.22
  5. Step 5: Solve for x
    x = 5,526,610,564.22/85,231.68
  6. Step 6: Final answer
    x = 64,842.21

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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.