Home / 53,526.84-80,286.16-20,243.92

Finding the Fourth Proportional to 53,526.84, 80,286.16 and 20,243.92

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Solution

The fourth proportional to 53,526.84, 80,286.16 and 20,243.92 is: 30,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,526.84 : 80,286.16 = 20,243.92 : x
  2. Step 2: Convert to fraction form
    53,526.84/80,286.16 = 20,243.92/x
  3. Step 3: Cross multiply
    53,526.84x = 80,286.16 × 20,243.92
  4. Step 4: Simplify right side
    53,526.84x = 1,625,306,600.15
  5. Step 5: Solve for x
    x = 1,625,306,600.15/53,526.84
  6. Step 6: Final answer
    x = 30,364.33

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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.