Home / 355,167.23-532,961.04-130,685.31

Finding the Fourth Proportional to 355,167.23, 532,961.04 and 130,685.31

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Solution

The fourth proportional to 355,167.23, 532,961.04 and 130,685.31 is: 196,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,167.23 : 532,961.04 = 130,685.31 : x
  2. Step 2: Convert to fraction form
    355,167.23/532,961.04 = 130,685.31/x
  3. Step 3: Cross multiply
    355,167.23x = 532,961.04 × 130,685.31
  4. Step 4: Simplify right side
    355,167.23x = 69,650,179,729.62
  5. Step 5: Solve for x
    x = 69,650,179,729.62/355,167.23
  6. Step 6: Final answer
    x = 196,105.31

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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.