Home / 61,892.07-85,480.61-41,831.74

Finding the Fourth Proportional to 61,892.07, 85,480.61 and 41,831.74

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Solution

The fourth proportional to 61,892.07, 85,480.61 and 41,831.74 is: 57,774.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,892.07 : 85,480.61 = 41,831.74 : x
  2. Step 2: Convert to fraction form
    61,892.07/85,480.61 = 41,831.74/x
  3. Step 3: Cross multiply
    61,892.07x = 85,480.61 × 41,831.74
  4. Step 4: Simplify right side
    61,892.07x = 3,575,802,652.56
  5. Step 5: Solve for x
    x = 3,575,802,652.56/61,892.07
  6. Step 6: Final answer
    x = 57,774.81

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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.