Home / 40,216.44-60,323.14-12,135.75

Finding the Fourth Proportional to 40,216.44, 60,323.14 and 12,135.75

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Solution

The fourth proportional to 40,216.44, 60,323.14 and 12,135.75 is: 18,203.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,216.44 : 60,323.14 = 12,135.75 : x
  2. Step 2: Convert to fraction form
    40,216.44/60,323.14 = 12,135.75/x
  3. Step 3: Cross multiply
    40,216.44x = 60,323.14 × 12,135.75
  4. Step 4: Simplify right side
    40,216.44x = 732,066,485.58
  5. Step 5: Solve for x
    x = 732,066,485.58/40,216.44
  6. Step 6: Final answer
    x = 18,203.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.