Home / 82,406.16-123,603.48-23,239.44

Finding the Fourth Proportional to 82,406.16, 123,603.48 and 23,239.44

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Solution

The fourth proportional to 82,406.16, 123,603.48 and 23,239.44 is: 34,857.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,406.16 : 123,603.48 = 23,239.44 : x
  2. Step 2: Convert to fraction form
    82,406.16/123,603.48 = 23,239.44/x
  3. Step 3: Cross multiply
    82,406.16x = 123,603.48 × 23,239.44
  4. Step 4: Simplify right side
    82,406.16x = 2,872,475,657.25
  5. Step 5: Solve for x
    x = 2,872,475,657.25/82,406.16
  6. Step 6: Final answer
    x = 34,857.54

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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.