Home / 110,780.60-166,051.52-53,733.71

Finding the Fourth Proportional to 110,780.60, 166,051.52 and 53,733.71

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Solution

The fourth proportional to 110,780.60, 166,051.52 and 53,733.71 is: 80,542.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,780.60 : 166,051.52 = 53,733.71 : x
  2. Step 2: Convert to fraction form
    110,780.60/166,051.52 = 53,733.71/x
  3. Step 3: Cross multiply
    110,780.60x = 166,051.52 × 53,733.71
  4. Step 4: Simplify right side
    110,780.60x = 8,922,564,568.70
  5. Step 5: Solve for x
    x = 8,922,564,568.70/110,780.60
  6. Step 6: Final answer
    x = 80,542.67

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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.