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Finding the Fourth Proportional to 123,035.01, 169,776.17 and 69,329.58

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Solution

The fourth proportional to 123,035.01, 169,776.17 and 69,329.58 is: 95,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,035.01 : 169,776.17 = 69,329.58 : x
  2. Step 2: Convert to fraction form
    123,035.01/169,776.17 = 69,329.58/x
  3. Step 3: Cross multiply
    123,035.01x = 169,776.17 × 69,329.58
  4. Step 4: Simplify right side
    123,035.01x = 11,770,510,560.11
  5. Step 5: Solve for x
    x = 11,770,510,560.11/123,035.01
  6. Step 6: Final answer
    x = 95,667.98

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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.