Home / 67,529.72-101,294.64-17,609.76

Finding the Fourth Proportional to 67,529.72, 101,294.64 and 17,609.76

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Solution

The fourth proportional to 67,529.72, 101,294.64 and 17,609.76 is: 26,414.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,529.72 : 101,294.64 = 17,609.76 : x
  2. Step 2: Convert to fraction form
    67,529.72/101,294.64 = 17,609.76/x
  3. Step 3: Cross multiply
    67,529.72x = 101,294.64 × 17,609.76
  4. Step 4: Simplify right side
    67,529.72x = 1,783,774,299.69
  5. Step 5: Solve for x
    x = 1,783,774,299.69/67,529.72
  6. Step 6: Final answer
    x = 26,414.66

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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.