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Finding the Fourth Proportional to 173,841.51, 260,851.26 and 82,760.00

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Solution

The fourth proportional to 173,841.51, 260,851.26 and 82,760.00 is: 124,182.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,841.51 : 260,851.26 = 82,760.00 : x
  2. Step 2: Convert to fraction form
    173,841.51/260,851.26 = 82,760.00/x
  3. Step 3: Cross multiply
    173,841.51x = 260,851.26 × 82,760.00
  4. Step 4: Simplify right side
    173,841.51x = 21,588,049,283.69
  5. Step 5: Solve for x
    x = 21,588,049,283.69/173,841.51
  6. Step 6: Final answer
    x = 124,182.36

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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.