Home / 62,418.81-86,138.27-34,124.50

Finding the Fourth Proportional to 62,418.81, 86,138.27 and 34,124.50

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Solution

The fourth proportional to 62,418.81, 86,138.27 and 34,124.50 is: 47,091.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,418.81 : 86,138.27 = 34,124.50 : x
  2. Step 2: Convert to fraction form
    62,418.81/86,138.27 = 34,124.50/x
  3. Step 3: Cross multiply
    62,418.81x = 86,138.27 × 34,124.50
  4. Step 4: Simplify right side
    62,418.81x = 2,939,425,394.62
  5. Step 5: Solve for x
    x = 2,939,425,394.62/62,418.81
  6. Step 6: Final answer
    x = 47,091.98

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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.