Home / 123,532.00-170,469.58-66,942.16

Finding the Fourth Proportional to 123,532.00, 170,469.58 and 66,942.16

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Solution

The fourth proportional to 123,532.00, 170,469.58 and 66,942.16 is: 92,377.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,532.00 : 170,469.58 = 66,942.16 : x
  2. Step 2: Convert to fraction form
    123,532.00/170,469.58 = 66,942.16/x
  3. Step 3: Cross multiply
    123,532.00x = 170,469.58 × 66,942.16
  4. Step 4: Simplify right side
    123,532.00x = 11,411,600,712.43
  5. Step 5: Solve for x
    x = 11,411,600,712.43/123,532.00
  6. Step 6: Final answer
    x = 92,377.69

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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.