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Finding the Fourth Proportional to 70,993.32, 97,975.62 and 41,185.32

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Solution

The fourth proportional to 70,993.32, 97,975.62 and 41,185.32 is: 56,838.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,993.32 : 97,975.62 = 41,185.32 : x
  2. Step 2: Convert to fraction form
    70,993.32/97,975.62 = 41,185.32/x
  3. Step 3: Cross multiply
    70,993.32x = 97,975.62 × 41,185.32
  4. Step 4: Simplify right side
    70,993.32x = 4,035,157,261.90
  5. Step 5: Solve for x
    x = 4,035,157,261.90/70,993.32
  6. Step 6: Final answer
    x = 56,838.55

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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.