Home / 175,320.20-262,980.30-100,670.60

Finding the Fourth Proportional to 175,320.20, 262,980.30 and 100,670.60

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Solution

The fourth proportional to 175,320.20, 262,980.30 and 100,670.60 is: 151,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,320.20 : 262,980.30 = 100,670.60 : x
  2. Step 2: Convert to fraction form
    175,320.20/262,980.30 = 100,670.60/x
  3. Step 3: Cross multiply
    175,320.20x = 262,980.30 × 100,670.60
  4. Step 4: Simplify right side
    175,320.20x = 26,474,384,589.18
  5. Step 5: Solve for x
    x = 26,474,384,589.18/175,320.20
  6. Step 6: Final answer
    x = 151,005.90

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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.