Home / 59,667.40-82,345.26-39,489.04

Finding the Fourth Proportional to 59,667.40, 82,345.26 and 39,489.04

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Solution

The fourth proportional to 59,667.40, 82,345.26 and 39,489.04 is: 54,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,667.40 : 82,345.26 = 39,489.04 : x
  2. Step 2: Convert to fraction form
    59,667.40/82,345.26 = 39,489.04/x
  3. Step 3: Cross multiply
    59,667.40x = 82,345.26 × 39,489.04
  4. Step 4: Simplify right side
    59,667.40x = 3,251,735,265.95
  5. Step 5: Solve for x
    x = 3,251,735,265.95/59,667.40
  6. Step 6: Final answer
    x = 54,497.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.