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Finding the Fourth Proportional to 123,237.29, 170,069.11 and 69,522.14

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Solution

The fourth proportional to 123,237.29, 170,069.11 and 69,522.14 is: 95,941.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,237.29 : 170,069.11 = 69,522.14 : x
  2. Step 2: Convert to fraction form
    123,237.29/170,069.11 = 69,522.14/x
  3. Step 3: Cross multiply
    123,237.29x = 170,069.11 × 69,522.14
  4. Step 4: Simplify right side
    123,237.29x = 11,823,568,475.10
  5. Step 5: Solve for x
    x = 11,823,568,475.10/123,237.29
  6. Step 6: Final answer
    x = 95,941.48

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1.5x scale

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.