Home / 130,463.15-195,633.04-50,538.55

Finding the Fourth Proportional to 130,463.15, 195,633.04 and 50,538.55

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Solution

The fourth proportional to 130,463.15, 195,633.04 and 50,538.55 is: 75,783.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,463.15 : 195,633.04 = 50,538.55 : x
  2. Step 2: Convert to fraction form
    130,463.15/195,633.04 = 50,538.55/x
  3. Step 3: Cross multiply
    130,463.15x = 195,633.04 × 50,538.55
  4. Step 4: Simplify right side
    130,463.15x = 9,887,010,173.69
  5. Step 5: Solve for x
    x = 9,887,010,173.69/130,463.15
  6. Step 6: Final answer
    x = 75,783.93

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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.