Home / 66,512.34-99,735.30-22,123.53

Finding the Fourth Proportional to 66,512.34, 99,735.30 and 22,123.53

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Solution

The fourth proportional to 66,512.34, 99,735.30 and 22,123.53 is: 33,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,512.34 : 99,735.30 = 22,123.53 : x
  2. Step 2: Convert to fraction form
    66,512.34/99,735.30 = 22,123.53/x
  3. Step 3: Cross multiply
    66,512.34x = 99,735.30 × 22,123.53
  4. Step 4: Simplify right side
    66,512.34x = 2,206,496,901.61
  5. Step 5: Solve for x
    x = 2,206,496,901.61/66,512.34
  6. Step 6: Final answer
    x = 33,174.25

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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.