Home / 40,101.30-55,353.63-23,112.32

Finding the Fourth Proportional to 40,101.30, 55,353.63 and 23,112.32

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Solution

The fourth proportional to 40,101.30, 55,353.63 and 23,112.32 is: 31,902.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.30 : 55,353.63 = 23,112.32 : x
  2. Step 2: Convert to fraction form
    40,101.30/55,353.63 = 23,112.32/x
  3. Step 3: Cross multiply
    40,101.30x = 55,353.63 × 23,112.32
  4. Step 4: Simplify right side
    40,101.30x = 1,279,350,619.62
  5. Step 5: Solve for x
    x = 1,279,350,619.62/40,101.30
  6. Step 6: Final answer
    x = 31,902.97

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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.