Home / 53,532.88-80,304.78-18,472.43

Finding the Fourth Proportional to 53,532.88, 80,304.78 and 18,472.43

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Solution

The fourth proportional to 53,532.88, 80,304.78 and 18,472.43 is: 27,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,532.88 : 80,304.78 = 18,472.43 : x
  2. Step 2: Convert to fraction form
    53,532.88/80,304.78 = 18,472.43/x
  3. Step 3: Cross multiply
    53,532.88x = 80,304.78 × 18,472.43
  4. Step 4: Simplify right side
    53,532.88x = 1,483,424,427.22
  5. Step 5: Solve for x
    x = 1,483,424,427.22/53,532.88
  6. Step 6: Final answer
    x = 27,710.53

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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.