Home / 141,127.70-194,755.94-77,464.13

Finding the Fourth Proportional to 141,127.70, 194,755.94 and 77,464.13

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Solution

The fourth proportional to 141,127.70, 194,755.94 and 77,464.13 is: 106,900.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,127.70 : 194,755.94 = 77,464.13 : x
  2. Step 2: Convert to fraction form
    141,127.70/194,755.94 = 77,464.13/x
  3. Step 3: Cross multiply
    141,127.70x = 194,755.94 × 77,464.13
  4. Step 4: Simplify right side
    141,127.70x = 15,086,598,093.33
  5. Step 5: Solve for x
    x = 15,086,598,093.33/141,127.70
  6. Step 6: Final answer
    x = 106,900.34

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1.5x scale

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.