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Finding the Fourth Proportional to 172,132.22, 258,092.62 and 59,764.16

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Solution

The fourth proportional to 172,132.22, 258,092.62 and 59,764.16 is: 89,609.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,132.22 : 258,092.62 = 59,764.16 : x
  2. Step 2: Convert to fraction form
    172,132.22/258,092.62 = 59,764.16/x
  3. Step 3: Cross multiply
    172,132.22x = 258,092.62 × 59,764.16
  4. Step 4: Simplify right side
    172,132.22x = 15,424,688,636.50
  5. Step 5: Solve for x
    x = 15,424,688,636.50/172,132.22
  6. Step 6: Final answer
    x = 89,609.54

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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.