Home / 51,969.12-77,948.82-14,532.54

Finding the Fourth Proportional to 51,969.12, 77,948.82 and 14,532.54

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Solution

The fourth proportional to 51,969.12, 77,948.82 and 14,532.54 is: 21,797.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,969.12 : 77,948.82 = 14,532.54 : x
  2. Step 2: Convert to fraction form
    51,969.12/77,948.82 = 14,532.54/x
  3. Step 3: Cross multiply
    51,969.12x = 77,948.82 × 14,532.54
  4. Step 4: Simplify right side
    51,969.12x = 1,132,794,344.60
  5. Step 5: Solve for x
    x = 1,132,794,344.60/51,969.12
  6. Step 6: Final answer
    x = 21,797.45

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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.