Home / 97,091.08-145,556.70-43,786.60

Finding the Fourth Proportional to 97,091.08, 145,556.70 and 43,786.60

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Solution

The fourth proportional to 97,091.08, 145,556.70 and 43,786.60 is: 65,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,091.08 : 145,556.70 = 43,786.60 : x
  2. Step 2: Convert to fraction form
    97,091.08/145,556.70 = 43,786.60/x
  3. Step 3: Cross multiply
    97,091.08x = 145,556.70 × 43,786.60
  4. Step 4: Simplify right side
    97,091.08x = 6,373,433,000.22
  5. Step 5: Solve for x
    x = 6,373,433,000.22/97,091.08
  6. Step 6: Final answer
    x = 65,643.86

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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.