Home / 89,130.75-123,003.82-50,896.52

Finding the Fourth Proportional to 89,130.75, 123,003.82 and 50,896.52

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Solution

The fourth proportional to 89,130.75, 123,003.82 and 50,896.52 is: 70,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,130.75 : 123,003.82 = 50,896.52 : x
  2. Step 2: Convert to fraction form
    89,130.75/123,003.82 = 50,896.52/x
  3. Step 3: Cross multiply
    89,130.75x = 123,003.82 × 50,896.52
  4. Step 4: Simplify right side
    89,130.75x = 6,260,466,384.71
  5. Step 5: Solve for x
    x = 6,260,466,384.71/89,130.75
  6. Step 6: Final answer
    x = 70,239.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.