Home / 32,420.20-48,375.81-29,106.88

Finding the Fourth Proportional to 32,420.20, 48,375.81 and 29,106.88

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Solution

The fourth proportional to 32,420.20, 48,375.81 and 29,106.88 is: 43,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,420.20 : 48,375.81 = 29,106.88 : x
  2. Step 2: Convert to fraction form
    32,420.20/48,375.81 = 29,106.88/x
  3. Step 3: Cross multiply
    32,420.20x = 48,375.81 × 29,106.88
  4. Step 4: Simplify right side
    32,420.20x = 1,408,068,896.57
  5. Step 5: Solve for x
    x = 1,408,068,896.57/32,420.20
  6. Step 6: Final answer
    x = 43,431.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.