Home / 62,947.72-86,867.40-34,652.80

Finding the Fourth Proportional to 62,947.72, 86,867.40 and 34,652.80

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Solution

The fourth proportional to 62,947.72, 86,867.40 and 34,652.80 is: 47,820.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,947.72 : 86,867.40 = 34,652.80 : x
  2. Step 2: Convert to fraction form
    62,947.72/86,867.40 = 34,652.80/x
  3. Step 3: Cross multiply
    62,947.72x = 86,867.40 × 34,652.80
  4. Step 4: Simplify right side
    62,947.72x = 3,010,198,638.72
  5. Step 5: Solve for x
    x = 3,010,198,638.72/62,947.72
  6. Step 6: Final answer
    x = 47,820.61

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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.