Home / 32,529.28-48,789.60-9,157.72

Finding the Fourth Proportional to 32,529.28, 48,789.60 and 9,157.72

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Solution

The fourth proportional to 32,529.28, 48,789.60 and 9,157.72 is: 13,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,529.28 : 48,789.60 = 9,157.72 : x
  2. Step 2: Convert to fraction form
    32,529.28/48,789.60 = 9,157.72/x
  3. Step 3: Cross multiply
    32,529.28x = 48,789.60 × 9,157.72
  4. Step 4: Simplify right side
    32,529.28x = 446,801,495.71
  5. Step 5: Solve for x
    x = 446,801,495.71/32,529.28
  6. Step 6: Final answer
    x = 13,735.36

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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.