Home / 40,487.08-55,899.74-26,181.52

Finding the Fourth Proportional to 40,487.08, 55,899.74 and 26,181.52

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Solution

The fourth proportional to 40,487.08, 55,899.74 and 26,181.52 is: 36,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.08 : 55,899.74 = 26,181.52 : x
  2. Step 2: Convert to fraction form
    40,487.08/55,899.74 = 26,181.52/x
  3. Step 3: Cross multiply
    40,487.08x = 55,899.74 × 26,181.52
  4. Step 4: Simplify right side
    40,487.08x = 1,463,540,160.80
  5. Step 5: Solve for x
    x = 1,463,540,160.80/40,487.08
  6. Step 6: Final answer
    x = 36,148.33

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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.