Home / 145,527.67-218,327.83-50,759.21

Finding the Fourth Proportional to 145,527.67, 218,327.83 and 50,759.21

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Solution

The fourth proportional to 145,527.67, 218,327.83 and 50,759.21 is: 76,151.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,527.67 : 218,327.83 = 50,759.21 : x
  2. Step 2: Convert to fraction form
    145,527.67/218,327.83 = 50,759.21/x
  3. Step 3: Cross multiply
    145,527.67x = 218,327.83 × 50,759.21
  4. Step 4: Simplify right side
    145,527.67x = 11,082,148,171.81
  5. Step 5: Solve for x
    x = 11,082,148,171.81/145,527.67
  6. Step 6: Final answer
    x = 76,151.48

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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.