Home / 141,214.68-194,880.24-77,556.58

Finding the Fourth Proportional to 141,214.68, 194,880.24 and 77,556.58

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Solution

The fourth proportional to 141,214.68, 194,880.24 and 77,556.58 is: 107,030.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,214.68 : 194,880.24 = 77,556.58 : x
  2. Step 2: Convert to fraction form
    141,214.68/194,880.24 = 77,556.58/x
  3. Step 3: Cross multiply
    141,214.68x = 194,880.24 × 77,556.58
  4. Step 4: Simplify right side
    141,214.68x = 15,114,244,923.98
  5. Step 5: Solve for x
    x = 15,114,244,923.98/141,214.68
  6. Step 6: Final answer
    x = 107,030.27

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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.