Home / 57,237.40-85,831.80-27,664.30

Finding the Fourth Proportional to 57,237.40, 85,831.80 and 27,664.30

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Solution

The fourth proportional to 57,237.40, 85,831.80 and 27,664.30 is: 41,484.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237.40 : 85,831.80 = 27,664.30 : x
  2. Step 2: Convert to fraction form
    57,237.40/85,831.80 = 27,664.30/x
  3. Step 3: Cross multiply
    57,237.40x = 85,831.80 × 27,664.30
  4. Step 4: Simplify right side
    57,237.40x = 2,374,476,664.74
  5. Step 5: Solve for x
    x = 2,374,476,664.74/57,237.40
  6. Step 6: Final answer
    x = 41,484.71

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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.