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Finding the Fourth Proportional to 69,373.08, 95,734.88 and 48,164.64

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Solution

The fourth proportional to 69,373.08, 95,734.88 and 48,164.64 is: 66,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,373.08 : 95,734.88 = 48,164.64 : x
  2. Step 2: Convert to fraction form
    69,373.08/95,734.88 = 48,164.64/x
  3. Step 3: Cross multiply
    69,373.08x = 95,734.88 × 48,164.64
  4. Step 4: Simplify right side
    69,373.08x = 4,611,036,030.64
  5. Step 5: Solve for x
    x = 4,611,036,030.64/69,373.08
  6. Step 6: Final answer
    x = 66,467.22

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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.