Home / 179,204.20-268,547.10-79,282.60

Finding the Fourth Proportional to 179,204.20, 268,547.10 and 79,282.60

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Solution

The fourth proportional to 179,204.20, 268,547.10 and 79,282.60 is: 118,809.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,204.20 : 268,547.10 = 79,282.60 : x
  2. Step 2: Convert to fraction form
    179,204.20/268,547.10 = 79,282.60/x
  3. Step 3: Cross multiply
    179,204.20x = 268,547.10 × 79,282.60
  4. Step 4: Simplify right side
    179,204.20x = 21,291,112,310.46
  5. Step 5: Solve for x
    x = 21,291,112,310.46/179,204.20
  6. Step 6: Final answer
    x = 118,809.23

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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.