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Finding the Fourth Proportional to 172,193.59, 258,283.23 and 59,899.24

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Solution

The fourth proportional to 172,193.59, 258,283.23 and 59,899.24 is: 89,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,193.59 : 258,283.23 = 59,899.24 : x
  2. Step 2: Convert to fraction form
    172,193.59/258,283.23 = 59,899.24/x
  3. Step 3: Cross multiply
    172,193.59x = 258,283.23 × 59,899.24
  4. Step 4: Simplify right side
    172,193.59x = 15,470,969,181.75
  5. Step 5: Solve for x
    x = 15,470,969,181.75/172,193.59
  6. Step 6: Final answer
    x = 89,846.37

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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.