Home / 130,736.55-196,169.64-51,849.03

Finding the Fourth Proportional to 130,736.55, 196,169.64 and 51,849.03

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Solution

The fourth proportional to 130,736.55, 196,169.64 and 51,849.03 is: 77,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,736.55 : 196,169.64 = 51,849.03 : x
  2. Step 2: Convert to fraction form
    130,736.55/196,169.64 = 51,849.03/x
  3. Step 3: Cross multiply
    130,736.55x = 196,169.64 × 51,849.03
  4. Step 4: Simplify right side
    130,736.55x = 10,171,205,549.45
  5. Step 5: Solve for x
    x = 10,171,205,549.45/130,736.55
  6. Step 6: Final answer
    x = 77,799.25

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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.