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Finding the Fourth Proportional to 171,802.72, 237,087.30 and 96,352.84

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Solution

The fourth proportional to 171,802.72, 237,087.30 and 96,352.84 is: 132,966.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,802.72 : 237,087.30 = 96,352.84 : x
  2. Step 2: Convert to fraction form
    171,802.72/237,087.30 = 96,352.84/x
  3. Step 3: Cross multiply
    171,802.72x = 237,087.30 × 96,352.84
  4. Step 4: Simplify right side
    171,802.72x = 22,844,034,682.93
  5. Step 5: Solve for x
    x = 22,844,034,682.93/171,802.72
  6. Step 6: Final answer
    x = 132,966.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.