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Finding the Fourth Proportional to 68,779.32, 94,956.88 and 44,945.88

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Solution

The fourth proportional to 68,779.32, 94,956.88 and 44,945.88 is: 62,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,779.32 : 94,956.88 = 44,945.88 : x
  2. Step 2: Convert to fraction form
    68,779.32/94,956.88 = 44,945.88/x
  3. Step 3: Cross multiply
    68,779.32x = 94,956.88 × 44,945.88
  4. Step 4: Simplify right side
    68,779.32x = 4,267,920,533.65
  5. Step 5: Solve for x
    x = 4,267,920,533.65/68,779.32
  6. Step 6: Final answer
    x = 62,052.38

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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.