Home / 40,145.64-55,403.04-24,229.86

Finding the Fourth Proportional to 40,145.64, 55,403.04 and 24,229.86

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Solution

The fourth proportional to 40,145.64, 55,403.04 and 24,229.86 is: 33,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,145.64 : 55,403.04 = 24,229.86 : x
  2. Step 2: Convert to fraction form
    40,145.64/55,403.04 = 24,229.86/x
  3. Step 3: Cross multiply
    40,145.64x = 55,403.04 × 24,229.86
  4. Step 4: Simplify right side
    40,145.64x = 1,342,407,902.77
  5. Step 5: Solve for x
    x = 1,342,407,902.77/40,145.64
  6. Step 6: Final answer
    x = 33,438.45

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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.