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Finding the Fourth Proportional to 92,554.40, 138,831.60 and 22,433.72

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Solution

The fourth proportional to 92,554.40, 138,831.60 and 22,433.72 is: 33,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,554.40 : 138,831.60 = 22,433.72 : x
  2. Step 2: Convert to fraction form
    92,554.40/138,831.60 = 22,433.72/x
  3. Step 3: Cross multiply
    92,554.40x = 138,831.60 × 22,433.72
  4. Step 4: Simplify right side
    92,554.40x = 3,114,509,241.55
  5. Step 5: Solve for x
    x = 3,114,509,241.55/92,554.40
  6. Step 6: Final answer
    x = 33,650.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.