Home / 84,780.44-116,999.58-47,057.24

Finding the Fourth Proportional to 84,780.44, 116,999.58 and 47,057.24

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Solution

The fourth proportional to 84,780.44, 116,999.58 and 47,057.24 is: 64,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,780.44 : 116,999.58 = 47,057.24 : x
  2. Step 2: Convert to fraction form
    84,780.44/116,999.58 = 47,057.24/x
  3. Step 3: Cross multiply
    84,780.44x = 116,999.58 × 47,057.24
  4. Step 4: Simplify right side
    84,780.44x = 5,505,677,315.96
  5. Step 5: Solve for x
    x = 5,505,677,315.96/84,780.44
  6. Step 6: Final answer
    x = 64,940.42

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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.