Home / 132,316.80-198,730.52-113,384.37

Finding the Fourth Proportional to 132,316.80, 198,730.52 and 113,384.37

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Solution

The fourth proportional to 132,316.80, 198,730.52 and 113,384.37 is: 170,295.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,316.80 : 198,730.52 = 113,384.37 : x
  2. Step 2: Convert to fraction form
    132,316.80/198,730.52 = 113,384.37/x
  3. Step 3: Cross multiply
    132,316.80x = 198,730.52 × 113,384.37
  4. Step 4: Simplify right side
    132,316.80x = 22,532,934,243.05
  5. Step 5: Solve for x
    x = 22,532,934,243.05/132,316.80
  6. Step 6: Final answer
    x = 170,295.34

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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.