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Finding the Fourth Proportional to 32,114.34, 44,337.15 and 20,955.78

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Solution

The fourth proportional to 32,114.34, 44,337.15 and 20,955.78 is: 28,931.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,114.34 : 44,337.15 = 20,955.78 : x
  2. Step 2: Convert to fraction form
    32,114.34/44,337.15 = 20,955.78/x
  3. Step 3: Cross multiply
    32,114.34x = 44,337.15 × 20,955.78
  4. Step 4: Simplify right side
    32,114.34x = 929,119,561.23
  5. Step 5: Solve for x
    x = 929,119,561.23/32,114.34
  6. Step 6: Final answer
    x = 28,931.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.