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Finding the Fourth Proportional to 37,237, 51,387.08 and 20,471.08

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Solution

The fourth proportional to 37,237, 51,387.08 and 20,471.08 is: 28,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,237 : 51,387.08 = 20,471.08 : x
  2. Step 2: Convert to fraction form
    37,237/51,387.08 = 20,471.08/x
  3. Step 3: Cross multiply
    37,237x = 51,387.08 × 20,471.08
  4. Step 4: Simplify right side
    37,237x = 1,051,949,025.65
  5. Step 5: Solve for x
    x = 1,051,949,025.65/37,237
  6. Step 6: Final answer
    x = 28,250.10

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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.