Home / 57,790.18-86,697.15-26,185.06

Finding the Fourth Proportional to 57,790.18, 86,697.15 and 26,185.06

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Solution

The fourth proportional to 57,790.18, 86,697.15 and 26,185.06 is: 39,282.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,790.18 : 86,697.15 = 26,185.06 : x
  2. Step 2: Convert to fraction form
    57,790.18/86,697.15 = 26,185.06/x
  3. Step 3: Cross multiply
    57,790.18x = 86,697.15 × 26,185.06
  4. Step 4: Simplify right side
    57,790.18x = 2,270,170,074.58
  5. Step 5: Solve for x
    x = 2,270,170,074.58/57,790.18
  6. Step 6: Final answer
    x = 39,282.97

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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.