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Finding the Fourth Proportional to 96,004.80, 144,006.84 and 73,857.60

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Solution

The fourth proportional to 96,004.80, 144,006.84 and 73,857.60 is: 110,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,004.80 : 144,006.84 = 73,857.60 : x
  2. Step 2: Convert to fraction form
    96,004.80/144,006.84 = 73,857.60/x
  3. Step 3: Cross multiply
    96,004.80x = 144,006.84 × 73,857.60
  4. Step 4: Simplify right side
    96,004.80x = 10,635,999,585.98
  5. Step 5: Solve for x
    x = 10,635,999,585.98/96,004.80
  6. Step 6: Final answer
    x = 110,786.12

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1.5x scale

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.