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Finding the Fourth Proportional to 96,410.94, 144,063.71 and 73,487.94

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Solution

The fourth proportional to 96,410.94, 144,063.71 and 73,487.94 is: 109,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,410.94 : 144,063.71 = 73,487.94 : x
  2. Step 2: Convert to fraction form
    96,410.94/144,063.71 = 73,487.94/x
  3. Step 3: Cross multiply
    96,410.94x = 144,063.71 × 73,487.94
  4. Step 4: Simplify right side
    96,410.94x = 10,586,944,909.22
  5. Step 5: Solve for x
    x = 10,586,944,909.22/96,410.94
  6. Step 6: Final answer
    x = 109,810.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.