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Finding the Fourth Proportional to 171,906.99, 257,802.08 and 59,560.98

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Solution

The fourth proportional to 171,906.99, 257,802.08 and 59,560.98 is: 89,321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,906.99 : 257,802.08 = 59,560.98 : x
  2. Step 2: Convert to fraction form
    171,906.99/257,802.08 = 59,560.98/x
  3. Step 3: Cross multiply
    171,906.99x = 257,802.08 × 59,560.98
  4. Step 4: Simplify right side
    171,906.99x = 15,354,944,530.84
  5. Step 5: Solve for x
    x = 15,354,944,530.84/171,906.99
  6. Step 6: Final answer
    x = 89,321.23

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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.