Home / 123,198.14-170,013.41-69,483.04

Finding the Fourth Proportional to 123,198.14, 170,013.41 and 69,483.04

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Solution

The fourth proportional to 123,198.14, 170,013.41 and 69,483.04 is: 95,886.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,198.14 : 170,013.41 = 69,483.04 : x
  2. Step 2: Convert to fraction form
    123,198.14/170,013.41 = 69,483.04/x
  3. Step 3: Cross multiply
    123,198.14x = 170,013.41 × 69,483.04
  4. Step 4: Simplify right side
    123,198.14x = 11,813,047,795.12
  5. Step 5: Solve for x
    x = 11,813,047,795.12/123,198.14
  6. Step 6: Final answer
    x = 95,886.57

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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.