Home / 179,844.60-269,985.60-91,052.40

Finding the Fourth Proportional to 179,844.60, 269,985.60 and 91,052.40

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Solution

The fourth proportional to 179,844.60, 269,985.60 and 91,052.40 is: 136,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,844.60 : 269,985.60 = 91,052.40 : x
  2. Step 2: Convert to fraction form
    179,844.60/269,985.60 = 91,052.40/x
  3. Step 3: Cross multiply
    179,844.60x = 269,985.60 × 91,052.40
  4. Step 4: Simplify right side
    179,844.60x = 24,582,836,845.44
  5. Step 5: Solve for x
    x = 24,582,836,845.44/179,844.60
  6. Step 6: Final answer
    x = 136,689.32

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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.