Home / 129,148.74-193,734.27-35,654.49

Finding the Fourth Proportional to 129,148.74, 193,734.27 and 35,654.49

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Solution

The fourth proportional to 129,148.74, 193,734.27 and 35,654.49 is: 53,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,148.74 : 193,734.27 = 35,654.49 : x
  2. Step 2: Convert to fraction form
    129,148.74/193,734.27 = 35,654.49/x
  3. Step 3: Cross multiply
    129,148.74x = 193,734.27 × 35,654.49
  4. Step 4: Simplify right side
    129,148.74x = 6,907,496,592.37
  5. Step 5: Solve for x
    x = 6,907,496,592.37/129,148.74
  6. Step 6: Final answer
    x = 53,484.82

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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.