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Finding the Fourth Proportional to 172,482.94, 258,757.30 and 60,195.23

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Solution

The fourth proportional to 172,482.94, 258,757.30 and 60,195.23 is: 90,304.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,482.94 : 258,757.30 = 60,195.23 : x
  2. Step 2: Convert to fraction form
    172,482.94/258,757.30 = 60,195.23/x
  3. Step 3: Cross multiply
    172,482.94x = 258,757.30 × 60,195.23
  4. Step 4: Simplify right side
    172,482.94x = 15,575,955,187.68
  5. Step 5: Solve for x
    x = 15,575,955,187.68/172,482.94
  6. Step 6: Final answer
    x = 90,304.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.