Home / 216,895.92-299,300.04-132,003.60

Finding the Fourth Proportional to 216,895.92, 299,300.04 and 132,003.60

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Solution

The fourth proportional to 216,895.92, 299,300.04 and 132,003.60 is: 182,155.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,895.92 : 299,300.04 = 132,003.60 : x
  2. Step 2: Convert to fraction form
    216,895.92/299,300.04 = 132,003.60/x
  3. Step 3: Cross multiply
    216,895.92x = 299,300.04 × 132,003.60
  4. Step 4: Simplify right side
    216,895.92x = 39,508,682,760.14
  5. Step 5: Solve for x
    x = 39,508,682,760.14/216,895.92
  6. Step 6: Final answer
    x = 182,155.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.