Home / 132,053.90-197,742.74-72,823.86

Finding the Fourth Proportional to 132,053.90, 197,742.74 and 72,823.86

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Solution

The fourth proportional to 132,053.90, 197,742.74 and 72,823.86 is: 109,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,053.90 : 197,742.74 = 72,823.86 : x
  2. Step 2: Convert to fraction form
    132,053.90/197,742.74 = 72,823.86/x
  3. Step 3: Cross multiply
    132,053.90x = 197,742.74 × 72,823.86
  4. Step 4: Simplify right side
    132,053.90x = 14,400,389,249.66
  5. Step 5: Solve for x
    x = 14,400,389,249.66/132,053.90
  6. Step 6: Final answer
    x = 109,049.33

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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.