Home / 150,324.72-225,291.24-83,762.16

Finding the Fourth Proportional to 150,324.72, 225,291.24 and 83,762.16

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Solution

The fourth proportional to 150,324.72, 225,291.24 and 83,762.16 is: 125,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,324.72 : 225,291.24 = 83,762.16 : x
  2. Step 2: Convert to fraction form
    150,324.72/225,291.24 = 83,762.16/x
  3. Step 3: Cross multiply
    150,324.72x = 225,291.24 × 83,762.16
  4. Step 4: Simplify right side
    150,324.72x = 18,870,880,891.48
  5. Step 5: Solve for x
    x = 18,870,880,891.48/150,324.72
  6. Step 6: Final answer
    x = 125,534.12

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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.