Home / 179,640.80-269,072.40-96,437.60

Finding the Fourth Proportional to 179,640.80, 269,072.40 and 96,437.60

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Solution

The fourth proportional to 179,640.80, 269,072.40 and 96,437.60 is: 144,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,640.80 : 269,072.40 = 96,437.60 : x
  2. Step 2: Convert to fraction form
    179,640.80/269,072.40 = 96,437.60/x
  3. Step 3: Cross multiply
    179,640.80x = 269,072.40 × 96,437.60
  4. Step 4: Simplify right side
    179,640.80x = 25,948,696,482.24
  5. Step 5: Solve for x
    x = 25,948,696,482.24/179,640.80
  6. Step 6: Final answer
    x = 144,447.68

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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.