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Finding the Fourth Proportional to 160,671.45, 240,922.94 and 55,465.41

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Solution

The fourth proportional to 160,671.45, 240,922.94 and 55,465.41 is: 83,169.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,671.45 : 240,922.94 = 55,465.41 : x
  2. Step 2: Convert to fraction form
    160,671.45/240,922.94 = 55,465.41/x
  3. Step 3: Cross multiply
    160,671.45x = 240,922.94 × 55,465.41
  4. Step 4: Simplify right side
    160,671.45x = 13,362,889,645.51
  5. Step 5: Solve for x
    x = 13,362,889,645.51/160,671.45
  6. Step 6: Final answer
    x = 83,169.04

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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.