Home / 50,671.43-75,981.32-16,925.30

Finding the Fourth Proportional to 50,671.43, 75,981.32 and 16,925.30

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Solution

The fourth proportional to 50,671.43, 75,981.32 and 16,925.30 is: 25,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,671.43 : 75,981.32 = 16,925.30 : x
  2. Step 2: Convert to fraction form
    50,671.43/75,981.32 = 16,925.30/x
  3. Step 3: Cross multiply
    50,671.43x = 75,981.32 × 16,925.30
  4. Step 4: Simplify right side
    50,671.43x = 1,286,006,170.86
  5. Step 5: Solve for x
    x = 1,286,006,170.86/50,671.43
  6. Step 6: Final answer
    x = 25,379.32

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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.