Home / 32,436.13-48,709.78-20,029.56

Finding the Fourth Proportional to 32,436.13, 48,709.78 and 20,029.56

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Solution

The fourth proportional to 32,436.13, 48,709.78 and 20,029.56 is: 30,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,436.13 : 48,709.78 = 20,029.56 : x
  2. Step 2: Convert to fraction form
    32,436.13/48,709.78 = 20,029.56/x
  3. Step 3: Cross multiply
    32,436.13x = 48,709.78 × 20,029.56
  4. Step 4: Simplify right side
    32,436.13x = 975,635,461.10
  5. Step 5: Solve for x
    x = 975,635,461.10/32,436.13
  6. Step 6: Final answer
    x = 30,078.66

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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.