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Finding the Fourth Proportional to 164,852.94, 247,271.97 and 68,750.57

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Solution

The fourth proportional to 164,852.94, 247,271.97 and 68,750.57 is: 103,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,852.94 : 247,271.97 = 68,750.57 : x
  2. Step 2: Convert to fraction form
    164,852.94/247,271.97 = 68,750.57/x
  3. Step 3: Cross multiply
    164,852.94x = 247,271.97 × 68,750.57
  4. Step 4: Simplify right side
    164,852.94x = 17,000,088,908.16
  5. Step 5: Solve for x
    x = 17,000,088,908.16/164,852.94
  6. Step 6: Final answer
    x = 103,122.75

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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.