Home / 89,560.63-123,590.55-49,273.96

Finding the Fourth Proportional to 89,560.63, 123,590.55 and 49,273.96

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Solution

The fourth proportional to 89,560.63, 123,590.55 and 49,273.96 is: 67,996.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,560.63 : 123,590.55 = 49,273.96 : x
  2. Step 2: Convert to fraction form
    89,560.63/123,590.55 = 49,273.96/x
  3. Step 3: Cross multiply
    89,560.63x = 123,590.55 × 49,273.96
  4. Step 4: Simplify right side
    89,560.63x = 6,089,795,817.08
  5. Step 5: Solve for x
    x = 6,089,795,817.08/89,560.63
  6. Step 6: Final answer
    x = 67,996.35

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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.