Home / 54,931.32-82,396.20-17,493.72

Finding the Fourth Proportional to 54,931.32, 82,396.20 and 17,493.72

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Solution

The fourth proportional to 54,931.32, 82,396.20 and 17,493.72 is: 26,240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,931.32 : 82,396.20 = 17,493.72 : x
  2. Step 2: Convert to fraction form
    54,931.32/82,396.20 = 17,493.72/x
  3. Step 3: Cross multiply
    54,931.32x = 82,396.20 × 17,493.72
  4. Step 4: Simplify right side
    54,931.32x = 1,441,416,051.86
  5. Step 5: Solve for x
    x = 1,441,416,051.86/54,931.32
  6. Step 6: Final answer
    x = 26,240.33

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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.