Home / 141,095.37-194,656.19-80,633.58

Finding the Fourth Proportional to 141,095.37, 194,656.19 and 80,633.58

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Solution

The fourth proportional to 141,095.37, 194,656.19 and 80,633.58 is: 111,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,095.37 : 194,656.19 = 80,633.58 : x
  2. Step 2: Convert to fraction form
    141,095.37/194,656.19 = 80,633.58/x
  3. Step 3: Cross multiply
    141,095.37x = 194,656.19 × 80,633.58
  4. Step 4: Simplify right side
    141,095.37x = 15,695,825,065.69
  5. Step 5: Solve for x
    x = 15,695,825,065.69/141,095.37
  6. Step 6: Final answer
    x = 111,242.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.