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Finding the Fourth Proportional to 250,441.54, 375,809.73 and 92,779.90

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Solution

The fourth proportional to 250,441.54, 375,809.73 and 92,779.90 is: 139,224.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,441.54 : 375,809.73 = 92,779.90 : x
  2. Step 2: Convert to fraction form
    250,441.54/375,809.73 = 92,779.90/x
  3. Step 3: Cross multiply
    250,441.54x = 375,809.73 × 92,779.90
  4. Step 4: Simplify right side
    250,441.54x = 34,867,589,168.43
  5. Step 5: Solve for x
    x = 34,867,589,168.43/250,441.54
  6. Step 6: Final answer
    x = 139,224.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.