Home / 52,029.40-78,036.18-16,969

Finding the Fourth Proportional to 52,029.40, 78,036.18 and 16,969

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Solution

The fourth proportional to 52,029.40, 78,036.18 and 16,969 is: 25,450.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.40 : 78,036.18 = 16,969 : x
  2. Step 2: Convert to fraction form
    52,029.40/78,036.18 = 16,969/x
  3. Step 3: Cross multiply
    52,029.40x = 78,036.18 × 16,969
  4. Step 4: Simplify right side
    52,029.40x = 1,324,195,938.42
  5. Step 5: Solve for x
    x = 1,324,195,938.42/52,029.40
  6. Step 6: Final answer
    x = 25,450.92

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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.