Home / 132,946.30-199,416.21-54,040.96

Finding the Fourth Proportional to 132,946.30, 199,416.21 and 54,040.96

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Solution

The fourth proportional to 132,946.30, 199,416.21 and 54,040.96 is: 81,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,946.30 : 199,416.21 = 54,040.96 : x
  2. Step 2: Convert to fraction form
    132,946.30/199,416.21 = 54,040.96/x
  3. Step 3: Cross multiply
    132,946.30x = 199,416.21 × 54,040.96
  4. Step 4: Simplify right side
    132,946.30x = 10,776,643,427.96
  5. Step 5: Solve for x
    x = 10,776,643,427.96/132,946.30
  6. Step 6: Final answer
    x = 81,060.12

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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.