Home / 127,954.34-191,849.37-53,126.13

Finding the Fourth Proportional to 127,954.34, 191,849.37 and 53,126.13

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Solution

The fourth proportional to 127,954.34, 191,849.37 and 53,126.13 is: 79,655.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,954.34 : 191,849.37 = 53,126.13 : x
  2. Step 2: Convert to fraction form
    127,954.34/191,849.37 = 53,126.13/x
  3. Step 3: Cross multiply
    127,954.34x = 191,849.37 × 53,126.13
  4. Step 4: Simplify right side
    127,954.34x = 10,192,214,571.04
  5. Step 5: Solve for x
    x = 10,192,214,571.04/127,954.34
  6. Step 6: Final answer
    x = 79,655.09

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1.5x scale

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.