Home / 51,862.51-77,774.19-16,792.75

Finding the Fourth Proportional to 51,862.51, 77,774.19 and 16,792.75

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Solution

The fourth proportional to 51,862.51, 77,774.19 and 16,792.75 is: 25,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,862.51 : 77,774.19 = 16,792.75 : x
  2. Step 2: Convert to fraction form
    51,862.51/77,774.19 = 16,792.75/x
  3. Step 3: Cross multiply
    51,862.51x = 77,774.19 × 16,792.75
  4. Step 4: Simplify right side
    51,862.51x = 1,306,042,529.12
  5. Step 5: Solve for x
    x = 1,306,042,529.12/51,862.51
  6. Step 6: Final answer
    x = 25,182.79

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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.