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Finding the Fourth Proportional to 62,153.94, 85,770 and 37,995.34

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Solution

The fourth proportional to 62,153.94, 85,770 and 37,995.34 is: 52,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,153.94 : 85,770 = 37,995.34 : x
  2. Step 2: Convert to fraction form
    62,153.94/85,770 = 37,995.34/x
  3. Step 3: Cross multiply
    62,153.94x = 85,770 × 37,995.34
  4. Step 4: Simplify right side
    62,153.94x = 3,258,860,311.80
  5. Step 5: Solve for x
    x = 3,258,860,311.80/62,153.94
  6. Step 6: Final answer
    x = 52,432.08

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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.