Home / 51,016.23-70,377.90-43,930.35

Finding the Fourth Proportional to 51,016.23, 70,377.90 and 43,930.35

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Solution

The fourth proportional to 51,016.23, 70,377.90 and 43,930.35 is: 60,602.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,016.23 : 70,377.90 = 43,930.35 : x
  2. Step 2: Convert to fraction form
    51,016.23/70,377.90 = 43,930.35/x
  3. Step 3: Cross multiply
    51,016.23x = 70,377.90 × 43,930.35
  4. Step 4: Simplify right side
    51,016.23x = 3,091,725,207.72
  5. Step 5: Solve for x
    x = 3,091,725,207.72/51,016.23
  6. Step 6: Final answer
    x = 60,602.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.