Home / 40,103.38-55,344.57-23,110.16

Finding the Fourth Proportional to 40,103.38, 55,344.57 and 23,110.16

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Solution

The fourth proportional to 40,103.38, 55,344.57 and 23,110.16 is: 31,893.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,103.38 : 55,344.57 = 23,110.16 : x
  2. Step 2: Convert to fraction form
    40,103.38/55,344.57 = 23,110.16/x
  3. Step 3: Cross multiply
    40,103.38x = 55,344.57 × 23,110.16
  4. Step 4: Simplify right side
    40,103.38x = 1,279,021,867.83
  5. Step 5: Solve for x
    x = 1,279,021,867.83/40,103.38
  6. Step 6: Final answer
    x = 31,893.12

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1.5x scale

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.