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Finding the Fourth Proportional to 160,525.80, 240,788.57 and 55,336.50

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Solution

The fourth proportional to 160,525.80, 240,788.57 and 55,336.50 is: 83,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,525.80 : 240,788.57 = 55,336.50 : x
  2. Step 2: Convert to fraction form
    160,525.80/240,788.57 = 55,336.50/x
  3. Step 3: Cross multiply
    160,525.80x = 240,788.57 × 55,336.50
  4. Step 4: Simplify right side
    160,525.80x = 13,324,396,427.12
  5. Step 5: Solve for x
    x = 13,324,396,427.12/160,525.80
  6. Step 6: Final answer
    x = 83,004.70

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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.