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Finding the Fourth Proportional to 173,532.95, 260,364.23 and 68,425.19

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Solution

The fourth proportional to 173,532.95, 260,364.23 and 68,425.19 is: 102,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,532.95 : 260,364.23 = 68,425.19 : x
  2. Step 2: Convert to fraction form
    173,532.95/260,364.23 = 68,425.19/x
  3. Step 3: Cross multiply
    173,532.95x = 260,364.23 × 68,425.19
  4. Step 4: Simplify right side
    173,532.95x = 17,815,471,564.83
  5. Step 5: Solve for x
    x = 17,815,471,564.83/173,532.95
  6. Step 6: Final answer
    x = 102,663.34

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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.