Home / 132,519.33-198,762.15-43,751.01

Finding the Fourth Proportional to 132,519.33, 198,762.15 and 43,751.01

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Solution

The fourth proportional to 132,519.33, 198,762.15 and 43,751.01 is: 65,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,519.33 : 198,762.15 = 43,751.01 : x
  2. Step 2: Convert to fraction form
    132,519.33/198,762.15 = 43,751.01/x
  3. Step 3: Cross multiply
    132,519.33x = 198,762.15 × 43,751.01
  4. Step 4: Simplify right side
    132,519.33x = 8,696,044,812.27
  5. Step 5: Solve for x
    x = 8,696,044,812.27/132,519.33
  6. Step 6: Final answer
    x = 65,620.95

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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.