Home / 32,884.08-45,369.26-20,123.95

Finding the Fourth Proportional to 32,884.08, 45,369.26 and 20,123.95

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Solution

The fourth proportional to 32,884.08, 45,369.26 and 20,123.95 is: 27,764.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,884.08 : 45,369.26 = 20,123.95 : x
  2. Step 2: Convert to fraction form
    32,884.08/45,369.26 = 20,123.95/x
  3. Step 3: Cross multiply
    32,884.08x = 45,369.26 × 20,123.95
  4. Step 4: Simplify right side
    32,884.08x = 913,008,907.06
  5. Step 5: Solve for x
    x = 913,008,907.06/32,884.08
  6. Step 6: Final answer
    x = 27,764.47

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Why These Related Problems?

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