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Finding the Fourth Proportional to 192,650.70, 265,873.68 and 111,004.32

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Solution

The fourth proportional to 192,650.70, 265,873.68 and 111,004.32 is: 153,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,650.70 : 265,873.68 = 111,004.32 : x
  2. Step 2: Convert to fraction form
    192,650.70/265,873.68 = 111,004.32/x
  3. Step 3: Cross multiply
    192,650.70x = 265,873.68 × 111,004.32
  4. Step 4: Simplify right side
    192,650.70x = 29,513,127,054.30
  5. Step 5: Solve for x
    x = 29,513,127,054.30/192,650.70
  6. Step 6: Final answer
    x = 153,195.02

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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.