Home / 43,016.48-64,524.58-11,429.70

Finding the Fourth Proportional to 43,016.48, 64,524.58 and 11,429.70

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Solution

The fourth proportional to 43,016.48, 64,524.58 and 11,429.70 is: 17,144.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016.48 : 64,524.58 = 11,429.70 : x
  2. Step 2: Convert to fraction form
    43,016.48/64,524.58 = 11,429.70/x
  3. Step 3: Cross multiply
    43,016.48x = 64,524.58 × 11,429.70
  4. Step 4: Simplify right side
    43,016.48x = 737,496,592.03
  5. Step 5: Solve for x
    x = 737,496,592.03/43,016.48
  6. Step 6: Final answer
    x = 17,144.51

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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.