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Finding the Fourth Proportional to 183,873.78, 275,866.02 and 65,529.72

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Solution

The fourth proportional to 183,873.78, 275,866.02 and 65,529.72 is: 98,314.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,873.78 : 275,866.02 = 65,529.72 : x
  2. Step 2: Convert to fraction form
    183,873.78/275,866.02 = 65,529.72/x
  3. Step 3: Cross multiply
    183,873.78x = 275,866.02 × 65,529.72
  4. Step 4: Simplify right side
    183,873.78x = 18,077,423,048.11
  5. Step 5: Solve for x
    x = 18,077,423,048.11/183,873.78
  6. Step 6: Final answer
    x = 98,314.31

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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.