Home / 170,844.40-256,266.60-108,636.40

Finding the Fourth Proportional to 170,844.40, 256,266.60 and 108,636.40

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Solution

The fourth proportional to 170,844.40, 256,266.60 and 108,636.40 is: 162,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,844.40 : 256,266.60 = 108,636.40 : x
  2. Step 2: Convert to fraction form
    170,844.40/256,266.60 = 108,636.40/x
  3. Step 3: Cross multiply
    170,844.40x = 256,266.60 × 108,636.40
  4. Step 4: Simplify right side
    170,844.40x = 27,839,880,864.24
  5. Step 5: Solve for x
    x = 27,839,880,864.24/170,844.40
  6. Step 6: Final answer
    x = 162,954.60

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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.