Home / 40,239.81-55,533.74-23,249.79

Finding the Fourth Proportional to 40,239.81, 55,533.74 and 23,249.79

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Solution

The fourth proportional to 40,239.81, 55,533.74 and 23,249.79 is: 32,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,239.81 : 55,533.74 = 23,249.79 : x
  2. Step 2: Convert to fraction form
    40,239.81/55,533.74 = 23,249.79/x
  3. Step 3: Cross multiply
    40,239.81x = 55,533.74 × 23,249.79
  4. Step 4: Simplify right side
    40,239.81x = 1,291,147,792.91
  5. Step 5: Solve for x
    x = 1,291,147,792.91/40,239.81
  6. Step 6: Final answer
    x = 32,086.33

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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.