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Finding the Fourth Proportional to 37,464.66, 51,698.90 and 20,465.46

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Solution

The fourth proportional to 37,464.66, 51,698.90 and 20,465.46 is: 28,241.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,464.66 : 51,698.90 = 20,465.46 : x
  2. Step 2: Convert to fraction form
    37,464.66/51,698.90 = 20,465.46/x
  3. Step 3: Cross multiply
    37,464.66x = 51,698.90 × 20,465.46
  4. Step 4: Simplify right side
    37,464.66x = 1,058,041,769.99
  5. Step 5: Solve for x
    x = 1,058,041,769.99/37,464.66
  6. Step 6: Final answer
    x = 28,241.06

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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.