Home / 179,966.40-269,949.60-55,291.20

Finding the Fourth Proportional to 179,966.40, 269,949.60 and 55,291.20

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Solution

The fourth proportional to 179,966.40, 269,949.60 and 55,291.20 is: 82,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,966.40 : 269,949.60 = 55,291.20 : x
  2. Step 2: Convert to fraction form
    179,966.40/269,949.60 = 55,291.20/x
  3. Step 3: Cross multiply
    179,966.40x = 269,949.60 × 55,291.20
  4. Step 4: Simplify right side
    179,966.40x = 14,925,837,323.52
  5. Step 5: Solve for x
    x = 14,925,837,323.52/179,966.40
  6. Step 6: Final answer
    x = 82,936.80

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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.