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Finding the Fourth Proportional to 192,668.88, 265,886.88 and 116,187.60

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Solution

The fourth proportional to 192,668.88, 265,886.88 and 116,187.60 is: 160,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,668.88 : 265,886.88 = 116,187.60 : x
  2. Step 2: Convert to fraction form
    192,668.88/265,886.88 = 116,187.60/x
  3. Step 3: Cross multiply
    192,668.88x = 265,886.88 × 116,187.60
  4. Step 4: Simplify right side
    192,668.88x = 30,892,758,458.69
  5. Step 5: Solve for x
    x = 30,892,758,458.69/192,668.88
  6. Step 6: Final answer
    x = 160,341.20

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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.