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Finding the Fourth Proportional to 174,961.64, 262,443.72 and 75,037.52

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Solution

The fourth proportional to 174,961.64, 262,443.72 and 75,037.52 is: 112,556.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,961.64 : 262,443.72 = 75,037.52 : x
  2. Step 2: Convert to fraction form
    174,961.64/262,443.72 = 75,037.52/x
  3. Step 3: Cross multiply
    174,961.64x = 262,443.72 × 75,037.52
  4. Step 4: Simplify right side
    174,961.64x = 19,693,125,888.37
  5. Step 5: Solve for x
    x = 19,693,125,888.37/174,961.64
  6. Step 6: Final answer
    x = 112,556.82

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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.