Home / 175,562.20-263,343.30-100,912.60

Finding the Fourth Proportional to 175,562.20, 263,343.30 and 100,912.60

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Solution

The fourth proportional to 175,562.20, 263,343.30 and 100,912.60 is: 151,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,562.20 : 263,343.30 = 100,912.60 : x
  2. Step 2: Convert to fraction form
    175,562.20/263,343.30 = 100,912.60/x
  3. Step 3: Cross multiply
    175,562.20x = 263,343.30 × 100,912.60
  4. Step 4: Simplify right side
    175,562.20x = 26,574,657,095.58
  5. Step 5: Solve for x
    x = 26,574,657,095.58/175,562.20
  6. Step 6: Final answer
    x = 151,368.90

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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.