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Finding the Fourth Proportional to 175,496.40, 262,661.40 and 123,008.40

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Solution

The fourth proportional to 175,496.40, 262,661.40 and 123,008.40 is: 184,103.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,496.40 : 262,661.40 = 123,008.40 : x
  2. Step 2: Convert to fraction form
    175,496.40/262,661.40 = 123,008.40/x
  3. Step 3: Cross multiply
    175,496.40x = 262,661.40 × 123,008.40
  4. Step 4: Simplify right side
    175,496.40x = 32,309,558,555.76
  5. Step 5: Solve for x
    x = 32,309,558,555.76/175,496.40
  6. Step 6: Final answer
    x = 184,103.83

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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.