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Finding the Fourth Proportional to 171,120.99, 256,607.91 and 58,812.48

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Solution

The fourth proportional to 171,120.99, 256,607.91 and 58,812.48 is: 88,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,120.99 : 256,607.91 = 58,812.48 : x
  2. Step 2: Convert to fraction form
    171,120.99/256,607.91 = 58,812.48/x
  3. Step 3: Cross multiply
    171,120.99x = 256,607.91 × 58,812.48
  4. Step 4: Simplify right side
    171,120.99x = 15,091,747,574.72
  5. Step 5: Solve for x
    x = 15,091,747,574.72/171,120.99
  6. Step 6: Final answer
    x = 88,193.43

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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.