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Finding the Fourth Proportional to 37,650.57, 51,959.02 and 20,656.22

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Solution

The fourth proportional to 37,650.57, 51,959.02 and 20,656.22 is: 28,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,650.57 : 51,959.02 = 20,656.22 : x
  2. Step 2: Convert to fraction form
    37,650.57/51,959.02 = 20,656.22/x
  3. Step 3: Cross multiply
    37,650.57x = 51,959.02 × 20,656.22
  4. Step 4: Simplify right side
    37,650.57x = 1,073,276,675.40
  5. Step 5: Solve for x
    x = 1,073,276,675.40/37,650.57
  6. Step 6: Final answer
    x = 28,506.25

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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.