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Finding the Fourth Proportional to 37,529, 51,790.02 and 20,763.08

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Solution

The fourth proportional to 37,529, 51,790.02 and 20,763.08 is: 28,653.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,529 : 51,790.02 = 20,763.08 : x
  2. Step 2: Convert to fraction form
    37,529/51,790.02 = 20,763.08/x
  3. Step 3: Cross multiply
    37,529x = 51,790.02 × 20,763.08
  4. Step 4: Simplify right side
    37,529x = 1,075,320,328.46
  5. Step 5: Solve for x
    x = 1,075,320,328.46/37,529
  6. Step 6: Final answer
    x = 28,653.05

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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.