Home / 69,748.20-104,666.88-25,370.70

Finding the Fourth Proportional to 69,748.20, 104,666.88 and 25,370.70

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Solution

The fourth proportional to 69,748.20, 104,666.88 and 25,370.70 is: 38,072.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,748.20 : 104,666.88 = 25,370.70 : x
  2. Step 2: Convert to fraction form
    69,748.20/104,666.88 = 25,370.70/x
  3. Step 3: Cross multiply
    69,748.20x = 104,666.88 × 25,370.70
  4. Step 4: Simplify right side
    69,748.20x = 2,655,472,012.42
  5. Step 5: Solve for x
    x = 2,655,472,012.42/69,748.20
  6. Step 6: Final answer
    x = 38,072.27

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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.