Home / 62,378.07-86,077.71-34,083.78

Finding the Fourth Proportional to 62,378.07, 86,077.71 and 34,083.78

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Solution

The fourth proportional to 62,378.07, 86,077.71 and 34,083.78 is: 47,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,378.07 : 86,077.71 = 34,083.78 : x
  2. Step 2: Convert to fraction form
    62,378.07/86,077.71 = 34,083.78/x
  3. Step 3: Cross multiply
    62,378.07x = 86,077.71 × 34,083.78
  4. Step 4: Simplify right side
    62,378.07x = 2,933,853,730.54
  5. Step 5: Solve for x
    x = 2,933,853,730.54/62,378.07
  6. Step 6: Final answer
    x = 47,033.42

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1.5x scale

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.