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Finding the Fourth Proportional to 175,399.60, 262,969.80 and 96,602.80

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Solution

The fourth proportional to 175,399.60, 262,969.80 and 96,602.80 is: 144,832.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,399.60 : 262,969.80 = 96,602.80 : x
  2. Step 2: Convert to fraction form
    175,399.60/262,969.80 = 96,602.80/x
  3. Step 3: Cross multiply
    175,399.60x = 262,969.80 × 96,602.80
  4. Step 4: Simplify right side
    175,399.60x = 25,403,618,995.44
  5. Step 5: Solve for x
    x = 25,403,618,995.44/175,399.60
  6. Step 6: Final answer
    x = 144,832.82

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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.