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Finding the Fourth Proportional to 173,729.63, 260,597.19 and 68,547.69

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Solution

The fourth proportional to 173,729.63, 260,597.19 and 68,547.69 is: 102,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,729.63 : 260,597.19 = 68,547.69 : x
  2. Step 2: Convert to fraction form
    173,729.63/260,597.19 = 68,547.69/x
  3. Step 3: Cross multiply
    173,729.63x = 260,597.19 × 68,547.69
  4. Step 4: Simplify right side
    173,729.63x = 17,863,335,394.99
  5. Step 5: Solve for x
    x = 17,863,335,394.99/173,729.63
  6. Step 6: Final answer
    x = 102,822.62

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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.