Home / 65,859.71-98,789.63-30,823.97

Finding the Fourth Proportional to 65,859.71, 98,789.63 and 30,823.97

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Solution

The fourth proportional to 65,859.71, 98,789.63 and 30,823.97 is: 46,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,859.71 : 98,789.63 = 30,823.97 : x
  2. Step 2: Convert to fraction form
    65,859.71/98,789.63 = 30,823.97/x
  3. Step 3: Cross multiply
    65,859.71x = 98,789.63 × 30,823.97
  4. Step 4: Simplify right side
    65,859.71x = 3,045,087,943.36
  5. Step 5: Solve for x
    x = 3,045,087,943.36/65,859.71
  6. Step 6: Final answer
    x = 46,235.98

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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.