Home / 180,835.24-271,221.90-47,716.88

Finding the Fourth Proportional to 180,835.24, 271,221.90 and 47,716.88

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Solution

The fourth proportional to 180,835.24, 271,221.90 and 47,716.88 is: 71,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,835.24 : 271,221.90 = 47,716.88 : x
  2. Step 2: Convert to fraction form
    180,835.24/271,221.90 = 47,716.88/x
  3. Step 3: Cross multiply
    180,835.24x = 271,221.90 × 47,716.88
  4. Step 4: Simplify right side
    180,835.24x = 12,941,862,855.67
  5. Step 5: Solve for x
    x = 12,941,862,855.67/180,835.24
  6. Step 6: Final answer
    x = 71,567.15

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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.