Home / 40,002.86-55,168.08-33,310.64

Finding the Fourth Proportional to 40,002.86, 55,168.08 and 33,310.64

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Solution

The fourth proportional to 40,002.86, 55,168.08 and 33,310.64 is: 45,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.86 : 55,168.08 = 33,310.64 : x
  2. Step 2: Convert to fraction form
    40,002.86/55,168.08 = 33,310.64/x
  3. Step 3: Cross multiply
    40,002.86x = 55,168.08 × 33,310.64
  4. Step 4: Simplify right side
    40,002.86x = 1,837,684,052.37
  5. Step 5: Solve for x
    x = 1,837,684,052.37/40,002.86
  6. Step 6: Final answer
    x = 45,938.82

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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.