Home / 62,409.52-86,124.94-34,115.20

Finding the Fourth Proportional to 62,409.52, 86,124.94 and 34,115.20

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Solution

The fourth proportional to 62,409.52, 86,124.94 and 34,115.20 is: 47,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,409.52 : 86,124.94 = 34,115.20 : x
  2. Step 2: Convert to fraction form
    62,409.52/86,124.94 = 34,115.20/x
  3. Step 3: Cross multiply
    62,409.52x = 86,124.94 × 34,115.20
  4. Step 4: Simplify right side
    62,409.52x = 2,938,169,553.09
  5. Step 5: Solve for x
    x = 2,938,169,553.09/62,409.52
  6. Step 6: Final answer
    x = 47,078.87

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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.