Home / 205,694.04-283,884.07-115,055.04

Finding the Fourth Proportional to 205,694.04, 283,884.07 and 115,055.04

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Solution

The fourth proportional to 205,694.04, 283,884.07 and 115,055.04 is: 158,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,694.04 : 283,884.07 = 115,055.04 : x
  2. Step 2: Convert to fraction form
    205,694.04/283,884.07 = 115,055.04/x
  3. Step 3: Cross multiply
    205,694.04x = 283,884.07 × 115,055.04
  4. Step 4: Simplify right side
    205,694.04x = 32,662,292,741.58
  5. Step 5: Solve for x
    x = 32,662,292,741.58/205,694.04
  6. Step 6: Final answer
    x = 158,790.66

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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.