Home / 74,204.91-102,407.76-41,928.35

Finding the Fourth Proportional to 74,204.91, 102,407.76 and 41,928.35

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Solution

The fourth proportional to 74,204.91, 102,407.76 and 41,928.35 is: 57,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,204.91 : 102,407.76 = 41,928.35 : x
  2. Step 2: Convert to fraction form
    74,204.91/102,407.76 = 41,928.35/x
  3. Step 3: Cross multiply
    74,204.91x = 102,407.76 × 41,928.35
  4. Step 4: Simplify right side
    74,204.91x = 4,293,787,891.96
  5. Step 5: Solve for x
    x = 4,293,787,891.96/74,204.91
  6. Step 6: Final answer
    x = 57,863.93

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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.