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Finding the Fourth Proportional to 192,357.88, 265,527.92 and 172,179.16

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Solution

The fourth proportional to 192,357.88, 265,527.92 and 172,179.16 is: 237,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,357.88 : 265,527.92 = 172,179.16 : x
  2. Step 2: Convert to fraction form
    192,357.88/265,527.92 = 172,179.16/x
  3. Step 3: Cross multiply
    192,357.88x = 265,527.92 × 172,179.16
  4. Step 4: Simplify right side
    192,357.88x = 45,718,374,222.15
  5. Step 5: Solve for x
    x = 45,718,374,222.15/192,357.88
  6. Step 6: Final answer
    x = 237,673.52

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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.