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Finding the Fourth Proportional to 110,341.50, 152,273.70 and 60,040.50

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Solution

The fourth proportional to 110,341.50, 152,273.70 and 60,040.50 is: 82,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,341.50 : 152,273.70 = 60,040.50 : x
  2. Step 2: Convert to fraction form
    110,341.50/152,273.70 = 60,040.50/x
  3. Step 3: Cross multiply
    110,341.50x = 152,273.70 × 60,040.50
  4. Step 4: Simplify right side
    110,341.50x = 9,142,589,084.85
  5. Step 5: Solve for x
    x = 9,142,589,084.85/110,341.50
  6. Step 6: Final answer
    x = 82,857.21

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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.