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Finding the Fourth Proportional to 183,564.57, 275,373.12 and 81,096.03

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Solution

The fourth proportional to 183,564.57, 275,373.12 and 81,096.03 is: 121,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,564.57 : 275,373.12 = 81,096.03 : x
  2. Step 2: Convert to fraction form
    183,564.57/275,373.12 = 81,096.03/x
  3. Step 3: Cross multiply
    183,564.57x = 275,373.12 × 81,096.03
  4. Step 4: Simplify right side
    183,564.57x = 22,331,666,800.71
  5. Step 5: Solve for x
    x = 22,331,666,800.71/183,564.57
  6. Step 6: Final answer
    x = 121,655.65

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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.