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Finding the Fourth Proportional to 183,443.74, 275,192.94 and 65,105.17

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Solution

The fourth proportional to 183,443.74, 275,192.94 and 65,105.17 is: 97,667.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,443.74 : 275,192.94 = 65,105.17 : x
  2. Step 2: Convert to fraction form
    183,443.74/275,192.94 = 65,105.17/x
  3. Step 3: Cross multiply
    183,443.74x = 275,192.94 × 65,105.17
  4. Step 4: Simplify right side
    183,443.74x = 17,916,482,697.66
  5. Step 5: Solve for x
    x = 17,916,482,697.66/183,443.74
  6. Step 6: Final answer
    x = 97,667.45

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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.