Home / 48,129.85-72,176.79-16,530.94

Finding the Fourth Proportional to 48,129.85, 72,176.79 and 16,530.94

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Solution

The fourth proportional to 48,129.85, 72,176.79 and 16,530.94 is: 24,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,129.85 : 72,176.79 = 16,530.94 : x
  2. Step 2: Convert to fraction form
    48,129.85/72,176.79 = 16,530.94/x
  3. Step 3: Cross multiply
    48,129.85x = 72,176.79 × 16,530.94
  4. Step 4: Simplify right side
    48,129.85x = 1,193,149,824.00
  5. Step 5: Solve for x
    x = 1,193,149,824.00/48,129.85
  6. Step 6: Final answer
    x = 24,790.23

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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.