Home / 179,484.20-269,204.70-74,292.20

Finding the Fourth Proportional to 179,484.20, 269,204.70 and 74,292.20

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Solution

The fourth proportional to 179,484.20, 269,204.70 and 74,292.20 is: 111,429.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,484.20 : 269,204.70 = 74,292.20 : x
  2. Step 2: Convert to fraction form
    179,484.20/269,204.70 = 74,292.20/x
  3. Step 3: Cross multiply
    179,484.20x = 269,204.70 × 74,292.20
  4. Step 4: Simplify right side
    179,484.20x = 19,999,809,413.34
  5. Step 5: Solve for x
    x = 19,999,809,413.34/179,484.20
  6. Step 6: Final answer
    x = 111,429.36

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1.5x scale

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.