Home / 62,448.18-86,180.31-34,155.78

Finding the Fourth Proportional to 62,448.18, 86,180.31 and 34,155.78

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Solution

The fourth proportional to 62,448.18, 86,180.31 and 34,155.78 is: 47,135.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,448.18 : 86,180.31 = 34,155.78 : x
  2. Step 2: Convert to fraction form
    62,448.18/86,180.31 = 34,155.78/x
  3. Step 3: Cross multiply
    62,448.18x = 86,180.31 × 34,155.78
  4. Step 4: Simplify right side
    62,448.18x = 2,943,555,708.69
  5. Step 5: Solve for x
    x = 2,943,555,708.69/62,448.18
  6. Step 6: Final answer
    x = 47,135.97

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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.