Home / 39,858.03-59,790.48-10,275.61

Finding the Fourth Proportional to 39,858.03, 59,790.48 and 10,275.61

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Solution

The fourth proportional to 39,858.03, 59,790.48 and 10,275.61 is: 15,414.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,858.03 : 59,790.48 = 10,275.61 : x
  2. Step 2: Convert to fraction form
    39,858.03/59,790.48 = 10,275.61/x
  3. Step 3: Cross multiply
    39,858.03x = 59,790.48 × 10,275.61
  4. Step 4: Simplify right side
    39,858.03x = 614,383,879.57
  5. Step 5: Solve for x
    x = 614,383,879.57/39,858.03
  6. Step 6: Final answer
    x = 15,414.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.