Home / 89,558.03-123,590.08-49,270.93

Finding the Fourth Proportional to 89,558.03, 123,590.08 and 49,270.93

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Solution

The fourth proportional to 89,558.03, 123,590.08 and 49,270.93 is: 67,993.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,558.03 : 123,590.08 = 49,270.93 : x
  2. Step 2: Convert to fraction form
    89,558.03/123,590.08 = 49,270.93/x
  3. Step 3: Cross multiply
    89,558.03x = 123,590.08 × 49,270.93
  4. Step 4: Simplify right side
    89,558.03x = 6,089,397,525.42
  5. Step 5: Solve for x
    x = 6,089,397,525.42/89,558.03
  6. Step 6: Final answer
    x = 67,993.88

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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.