Home / 205,453.77-283,554.36-118,237.11

Finding the Fourth Proportional to 205,453.77, 283,554.36 and 118,237.11

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Solution

The fourth proportional to 205,453.77, 283,554.36 and 118,237.11 is: 163,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,453.77 : 283,554.36 = 118,237.11 : x
  2. Step 2: Convert to fraction form
    205,453.77/283,554.36 = 118,237.11/x
  3. Step 3: Cross multiply
    205,453.77x = 283,554.36 × 118,237.11
  4. Step 4: Simplify right side
    205,453.77x = 33,526,648,054.30
  5. Step 5: Solve for x
    x = 33,526,648,054.30/205,453.77
  6. Step 6: Final answer
    x = 163,183.42

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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.