Home / 67,647.40-101,562.30-39,596.20

Finding the Fourth Proportional to 67,647.40, 101,562.30 and 39,596.20

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Solution

The fourth proportional to 67,647.40, 101,562.30 and 39,596.20 is: 59,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,647.40 : 101,562.30 = 39,596.20 : x
  2. Step 2: Convert to fraction form
    67,647.40/101,562.30 = 39,596.20/x
  3. Step 3: Cross multiply
    67,647.40x = 101,562.30 × 39,596.20
  4. Step 4: Simplify right side
    67,647.40x = 4,021,481,143.26
  5. Step 5: Solve for x
    x = 4,021,481,143.26/67,647.40
  6. Step 6: Final answer
    x = 59,447.68

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1.5x scale

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.