Home / 39,739.80-59,609.68-10,156.56

Finding the Fourth Proportional to 39,739.80, 59,609.68 and 10,156.56

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Solution

The fourth proportional to 39,739.80, 59,609.68 and 10,156.56 is: 15,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,739.80 : 59,609.68 = 10,156.56 : x
  2. Step 2: Convert to fraction form
    39,739.80/59,609.68 = 10,156.56/x
  3. Step 3: Cross multiply
    39,739.80x = 59,609.68 × 10,156.56
  4. Step 4: Simplify right side
    39,739.80x = 605,429,291.50
  5. Step 5: Solve for x
    x = 605,429,291.50/39,739.80
  6. Step 6: Final answer
    x = 15,234.83

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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.