Home / 205,453.33-283,553.73-118,236.58

Finding the Fourth Proportional to 205,453.33, 283,553.73 and 118,236.58

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Solution

The fourth proportional to 205,453.33, 283,553.73 and 118,236.58 is: 163,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,453.33 : 283,553.73 = 118,236.58 : x
  2. Step 2: Convert to fraction form
    205,453.33/283,553.73 = 118,236.58/x
  3. Step 3: Cross multiply
    205,453.33x = 283,553.73 × 118,236.58
  4. Step 4: Simplify right side
    205,453.33x = 33,526,422,572.56
  5. Step 5: Solve for x
    x = 33,526,422,572.56/205,453.33
  6. Step 6: Final answer
    x = 163,182.67

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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.