Home / 53,535.14-80,306.82-14,091.68

Finding the Fourth Proportional to 53,535.14, 80,306.82 and 14,091.68

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Solution

The fourth proportional to 53,535.14, 80,306.82 and 14,091.68 is: 21,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,535.14 : 80,306.82 = 14,091.68 : x
  2. Step 2: Convert to fraction form
    53,535.14/80,306.82 = 14,091.68/x
  3. Step 3: Cross multiply
    53,535.14x = 80,306.82 × 14,091.68
  4. Step 4: Simplify right side
    53,535.14x = 1,131,658,009.26
  5. Step 5: Solve for x
    x = 1,131,658,009.26/53,535.14
  6. Step 6: Final answer
    x = 21,138.60

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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.