Home / 43,930.08-65,896.20-14,374.80

Finding the Fourth Proportional to 43,930.08, 65,896.20 and 14,374.80

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Solution

The fourth proportional to 43,930.08, 65,896.20 and 14,374.80 is: 21,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,930.08 : 65,896.20 = 14,374.80 : x
  2. Step 2: Convert to fraction form
    43,930.08/65,896.20 = 14,374.80/x
  3. Step 3: Cross multiply
    43,930.08x = 65,896.20 × 14,374.80
  4. Step 4: Simplify right side
    43,930.08x = 947,244,695.76
  5. Step 5: Solve for x
    x = 947,244,695.76/43,930.08
  6. Step 6: Final answer
    x = 21,562.55

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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.