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Finding the Fourth Proportional to 192,642.26, 266,100.48 and 147,873.47

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Solution

The fourth proportional to 192,642.26, 266,100.48 and 147,873.47 is: 204,260.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,642.26 : 266,100.48 = 147,873.47 : x
  2. Step 2: Convert to fraction form
    192,642.26/266,100.48 = 147,873.47/x
  3. Step 3: Cross multiply
    192,642.26x = 266,100.48 × 147,873.47
  4. Step 4: Simplify right side
    192,642.26x = 39,349,200,015.76
  5. Step 5: Solve for x
    x = 39,349,200,015.76/192,642.26
  6. Step 6: Final answer
    x = 204,260.48

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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.