Home / 56,792.06-85,177.11-21,723.38

Finding the Fourth Proportional to 56,792.06, 85,177.11 and 21,723.38

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Solution

The fourth proportional to 56,792.06, 85,177.11 and 21,723.38 is: 32,580.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,792.06 : 85,177.11 = 21,723.38 : x
  2. Step 2: Convert to fraction form
    56,792.06/85,177.11 = 21,723.38/x
  3. Step 3: Cross multiply
    56,792.06x = 85,177.11 × 21,723.38
  4. Step 4: Simplify right side
    56,792.06x = 1,850,334,727.83
  5. Step 5: Solve for x
    x = 1,850,334,727.83/56,792.06
  6. Step 6: Final answer
    x = 32,580.87

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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.