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Finding the Fourth Proportional to 37,554.40, 51,824.40 and 20,558.24

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Solution

The fourth proportional to 37,554.40, 51,824.40 and 20,558.24 is: 28,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,554.40 : 51,824.40 = 20,558.24 : x
  2. Step 2: Convert to fraction form
    37,554.40/51,824.40 = 20,558.24/x
  3. Step 3: Cross multiply
    37,554.40x = 51,824.40 × 20,558.24
  4. Step 4: Simplify right side
    37,554.40x = 1,065,418,453.06
  5. Step 5: Solve for x
    x = 1,065,418,453.06/37,554.40
  6. Step 6: Final answer
    x = 28,370.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.