Home / 150,457.60-225,632.52-70,481.88

Finding the Fourth Proportional to 150,457.60, 225,632.52 and 70,481.88

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Solution

The fourth proportional to 150,457.60, 225,632.52 and 70,481.88 is: 105,697.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,457.60 : 225,632.52 = 70,481.88 : x
  2. Step 2: Convert to fraction form
    150,457.60/225,632.52 = 70,481.88/x
  3. Step 3: Cross multiply
    150,457.60x = 225,632.52 × 70,481.88
  4. Step 4: Simplify right side
    150,457.60x = 15,903,004,198.74
  5. Step 5: Solve for x
    x = 15,903,004,198.74/150,457.60
  6. Step 6: Final answer
    x = 105,697.58

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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.