Home / 188,268.88-282,403.43-118,197.40

Finding the Fourth Proportional to 188,268.88, 282,403.43 and 118,197.40

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Solution

The fourth proportional to 188,268.88, 282,403.43 and 118,197.40 is: 177,296.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,268.88 : 282,403.43 = 118,197.40 : x
  2. Step 2: Convert to fraction form
    188,268.88/282,403.43 = 118,197.40/x
  3. Step 3: Cross multiply
    188,268.88x = 282,403.43 × 118,197.40
  4. Step 4: Simplify right side
    188,268.88x = 33,379,351,177.08
  5. Step 5: Solve for x
    x = 33,379,351,177.08/188,268.88
  6. Step 6: Final answer
    x = 177,296.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.