Home / 141,177.44-194,828.01-77,515.49

Finding the Fourth Proportional to 141,177.44, 194,828.01 and 77,515.49

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Solution

The fourth proportional to 141,177.44, 194,828.01 and 77,515.49 is: 106,973.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,177.44 : 194,828.01 = 77,515.49 : x
  2. Step 2: Convert to fraction form
    141,177.44/194,828.01 = 77,515.49/x
  3. Step 3: Cross multiply
    141,177.44x = 194,828.01 × 77,515.49
  4. Step 4: Simplify right side
    141,177.44x = 15,102,188,660.87
  5. Step 5: Solve for x
    x = 15,102,188,660.87/141,177.44
  6. Step 6: Final answer
    x = 106,973.10

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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.