Home / 52,554.41-78,784.73-19,266.70

Finding the Fourth Proportional to 52,554.41, 78,784.73 and 19,266.70

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Solution

The fourth proportional to 52,554.41, 78,784.73 and 19,266.70 is: 28,882.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,554.41 : 78,784.73 = 19,266.70 : x
  2. Step 2: Convert to fraction form
    52,554.41/78,784.73 = 19,266.70/x
  3. Step 3: Cross multiply
    52,554.41x = 78,784.73 × 19,266.70
  4. Step 4: Simplify right side
    52,554.41x = 1,517,921,757.49
  5. Step 5: Solve for x
    x = 1,517,921,757.49/52,554.41
  6. Step 6: Final answer
    x = 28,882.86

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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.