Home / 165,696.84-228,588.89-111,962.25

Finding the Fourth Proportional to 165,696.84, 228,588.89 and 111,962.25

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Solution

The fourth proportional to 165,696.84, 228,588.89 and 111,962.25 is: 154,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,696.84 : 228,588.89 = 111,962.25 : x
  2. Step 2: Convert to fraction form
    165,696.84/228,588.89 = 111,962.25/x
  3. Step 3: Cross multiply
    165,696.84x = 228,588.89 × 111,962.25
  4. Step 4: Simplify right side
    165,696.84x = 25,593,325,889.59
  5. Step 5: Solve for x
    x = 25,593,325,889.59/165,696.84
  6. Step 6: Final answer
    x = 154,458.74

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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.