Home / 51,812.06-77,720.92-16,754.45

Finding the Fourth Proportional to 51,812.06, 77,720.92 and 16,754.45

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Solution

The fourth proportional to 51,812.06, 77,720.92 and 16,754.45 is: 25,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,812.06 : 77,720.92 = 16,754.45 : x
  2. Step 2: Convert to fraction form
    51,812.06/77,720.92 = 16,754.45/x
  3. Step 3: Cross multiply
    51,812.06x = 77,720.92 × 16,754.45
  4. Step 4: Simplify right side
    51,812.06x = 1,302,170,837.60
  5. Step 5: Solve for x
    x = 1,302,170,837.60/51,812.06
  6. Step 6: Final answer
    x = 25,132.58

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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.