Home / 40,749.60-56,237.04-26,640.48

Finding the Fourth Proportional to 40,749.60, 56,237.04 and 26,640.48

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Solution

The fourth proportional to 40,749.60, 56,237.04 and 26,640.48 is: 36,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,749.60 : 56,237.04 = 26,640.48 : x
  2. Step 2: Convert to fraction form
    40,749.60/56,237.04 = 26,640.48/x
  3. Step 3: Cross multiply
    40,749.60x = 56,237.04 × 26,640.48
  4. Step 4: Simplify right side
    40,749.60x = 1,498,181,739.38
  5. Step 5: Solve for x
    x = 1,498,181,739.38/40,749.60
  6. Step 6: Final answer
    x = 36,765.56

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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.