Home / 130,202.35-195,303.52-123,553.87

Finding the Fourth Proportional to 130,202.35, 195,303.52 and 123,553.87

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Solution

The fourth proportional to 130,202.35, 195,303.52 and 123,553.87 is: 185,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,202.35 : 195,303.52 = 123,553.87 : x
  2. Step 2: Convert to fraction form
    130,202.35/195,303.52 = 123,553.87/x
  3. Step 3: Cross multiply
    130,202.35x = 195,303.52 × 123,553.87
  4. Step 4: Simplify right side
    130,202.35x = 24,130,505,720.62
  5. Step 5: Solve for x
    x = 24,130,505,720.62/130,202.35
  6. Step 6: Final answer
    x = 185,330.80

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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.