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Finding the Fourth Proportional to 171,803.00, 257,741.54 and 51,849.92

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Solution

The fourth proportional to 171,803.00, 257,741.54 and 51,849.92 is: 77,786.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,803.00 : 257,741.54 = 51,849.92 : x
  2. Step 2: Convert to fraction form
    171,803.00/257,741.54 = 51,849.92/x
  3. Step 3: Cross multiply
    171,803.00x = 257,741.54 × 51,849.92
  4. Step 4: Simplify right side
    171,803.00x = 13,363,878,614.78
  5. Step 5: Solve for x
    x = 13,363,878,614.78/171,803.00
  6. Step 6: Final answer
    x = 77,786.06

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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.