Home / 51,721.67-77,543.01-23,622.23

Finding the Fourth Proportional to 51,721.67, 77,543.01 and 23,622.23

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Solution

The fourth proportional to 51,721.67, 77,543.01 and 23,622.23 is: 35,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,721.67 : 77,543.01 = 23,622.23 : x
  2. Step 2: Convert to fraction form
    51,721.67/77,543.01 = 23,622.23/x
  3. Step 3: Cross multiply
    51,721.67x = 77,543.01 × 23,622.23
  4. Step 4: Simplify right side
    51,721.67x = 1,831,738,429.40
  5. Step 5: Solve for x
    x = 1,831,738,429.40/51,721.67
  6. Step 6: Final answer
    x = 35,415.30

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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.