Home / 62,406.76-86,120.05-34,112.65

Finding the Fourth Proportional to 62,406.76, 86,120.05 and 34,112.65

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Solution

The fourth proportional to 62,406.76, 86,120.05 and 34,112.65 is: 47,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,406.76 : 86,120.05 = 34,112.65 : x
  2. Step 2: Convert to fraction form
    62,406.76/86,120.05 = 34,112.65/x
  3. Step 3: Cross multiply
    62,406.76x = 86,120.05 × 34,112.65
  4. Step 4: Simplify right side
    62,406.76x = 2,937,783,123.63
  5. Step 5: Solve for x
    x = 2,937,783,123.63/62,406.76
  6. Step 6: Final answer
    x = 47,074.76

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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.