Home / 132,849.34-199,317.04-79,532.98

Finding the Fourth Proportional to 132,849.34, 199,317.04 and 79,532.98

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Solution

The fourth proportional to 132,849.34, 199,317.04 and 79,532.98 is: 119,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,849.34 : 199,317.04 = 79,532.98 : x
  2. Step 2: Convert to fraction form
    132,849.34/199,317.04 = 79,532.98/x
  3. Step 3: Cross multiply
    132,849.34x = 199,317.04 × 79,532.98
  4. Step 4: Simplify right side
    132,849.34x = 15,852,276,761.73
  5. Step 5: Solve for x
    x = 15,852,276,761.73/132,849.34
  6. Step 6: Final answer
    x = 119,325.22

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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.