Home / 43,654.61-65,527.72-38,688.75

Finding the Fourth Proportional to 43,654.61, 65,527.72 and 38,688.75

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Solution

The fourth proportional to 43,654.61, 65,527.72 and 38,688.75 is: 58,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,654.61 : 65,527.72 = 38,688.75 : x
  2. Step 2: Convert to fraction form
    43,654.61/65,527.72 = 38,688.75/x
  3. Step 3: Cross multiply
    43,654.61x = 65,527.72 × 38,688.75
  4. Step 4: Simplify right side
    43,654.61x = 2,535,185,735.79
  5. Step 5: Solve for x
    x = 2,535,185,735.79/43,654.61
  6. Step 6: Final answer
    x = 58,073.73

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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.