Home / 84,161.69-116,145.56-46,438.37

Finding the Fourth Proportional to 84,161.69, 116,145.56 and 46,438.37

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Solution

The fourth proportional to 84,161.69, 116,145.56 and 46,438.37 is: 64,086.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,161.69 : 116,145.56 = 46,438.37 : x
  2. Step 2: Convert to fraction form
    84,161.69/116,145.56 = 46,438.37/x
  3. Step 3: Cross multiply
    84,161.69x = 116,145.56 × 46,438.37
  4. Step 4: Simplify right side
    84,161.69x = 5,393,610,489.14
  5. Step 5: Solve for x
    x = 5,393,610,489.14/84,161.69
  6. Step 6: Final answer
    x = 64,086.29

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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.