Home / 180,811.83-271,186.76-47,693.40

Finding the Fourth Proportional to 180,811.83, 271,186.76 and 47,693.40

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Solution

The fourth proportional to 180,811.83, 271,186.76 and 47,693.40 is: 71,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,811.83 : 271,186.76 = 47,693.40 : x
  2. Step 2: Convert to fraction form
    180,811.83/271,186.76 = 47,693.40/x
  3. Step 3: Cross multiply
    180,811.83x = 271,186.76 × 47,693.40
  4. Step 4: Simplify right side
    180,811.83x = 12,933,818,380.92
  5. Step 5: Solve for x
    x = 12,933,818,380.92/180,811.83
  6. Step 6: Final answer
    x = 71,531.93

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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.