Home / 89,297.92-123,222.13-53,487.01

Finding the Fourth Proportional to 89,297.92, 123,222.13 and 53,487.01

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Solution

The fourth proportional to 89,297.92, 123,222.13 and 53,487.01 is: 73,806.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,297.92 : 123,222.13 = 53,487.01 : x
  2. Step 2: Convert to fraction form
    89,297.92/123,222.13 = 53,487.01/x
  3. Step 3: Cross multiply
    89,297.92x = 123,222.13 × 53,487.01
  4. Step 4: Simplify right side
    89,297.92x = 6,590,783,299.53
  5. Step 5: Solve for x
    x = 6,590,783,299.53/89,297.92
  6. Step 6: Final answer
    x = 73,806.68

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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.