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Finding the Fourth Proportional to 32,720.40, 49,030.20 and 24,361.20

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Solution

The fourth proportional to 32,720.40, 49,030.20 and 24,361.20 is: 36,504.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,720.40 : 49,030.20 = 24,361.20 : x
  2. Step 2: Convert to fraction form
    32,720.40/49,030.20 = 24,361.20/x
  3. Step 3: Cross multiply
    32,720.40x = 49,030.20 × 24,361.20
  4. Step 4: Simplify right side
    32,720.40x = 1,194,434,508.24
  5. Step 5: Solve for x
    x = 1,194,434,508.24/32,720.40
  6. Step 6: Final answer
    x = 36,504.28

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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.