Home / 150,450.53-225,550.71-70,449.12

Finding the Fourth Proportional to 150,450.53, 225,550.71 and 70,449.12

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Solution

The fourth proportional to 150,450.53, 225,550.71 and 70,449.12 is: 105,615.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,450.53 : 225,550.71 = 70,449.12 : x
  2. Step 2: Convert to fraction form
    150,450.53/225,550.71 = 70,449.12/x
  3. Step 3: Cross multiply
    150,450.53x = 225,550.71 × 70,449.12
  4. Step 4: Simplify right side
    150,450.53x = 15,889,849,034.88
  5. Step 5: Solve for x
    x = 15,889,849,034.88/150,450.53
  6. Step 6: Final answer
    x = 105,615.11

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1.5x scale

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.