Home / 132,829.80-199,358.10-54,000.60

Finding the Fourth Proportional to 132,829.80, 199,358.10 and 54,000.60

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Solution

The fourth proportional to 132,829.80, 199,358.10 and 54,000.60 is: 81,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,829.80 : 199,358.10 = 54,000.60 : x
  2. Step 2: Convert to fraction form
    132,829.80/199,358.10 = 54,000.60/x
  3. Step 3: Cross multiply
    132,829.80x = 199,358.10 × 54,000.60
  4. Step 4: Simplify right side
    132,829.80x = 10,765,457,014.86
  5. Step 5: Solve for x
    x = 10,765,457,014.86/132,829.80
  6. Step 6: Final answer
    x = 81,047.00

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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.