Home / 150,756.66-226,152.81-66,481.02

Finding the Fourth Proportional to 150,756.66, 226,152.81 and 66,481.02

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Solution

The fourth proportional to 150,756.66, 226,152.81 and 66,481.02 is: 99,729.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,756.66 : 226,152.81 = 66,481.02 : x
  2. Step 2: Convert to fraction form
    150,756.66/226,152.81 = 66,481.02/x
  3. Step 3: Cross multiply
    150,756.66x = 226,152.81 × 66,481.02
  4. Step 4: Simplify right side
    150,756.66x = 15,034,869,484.67
  5. Step 5: Solve for x
    x = 15,034,869,484.67/150,756.66
  6. Step 6: Final answer
    x = 99,729.39

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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.