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Finding the Fourth Proportional to 36,574.50, 50,472.81 and 19,807.50

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Solution

The fourth proportional to 36,574.50, 50,472.81 and 19,807.50 is: 27,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,574.50 : 50,472.81 = 19,807.50 : x
  2. Step 2: Convert to fraction form
    36,574.50/50,472.81 = 19,807.50/x
  3. Step 3: Cross multiply
    36,574.50x = 50,472.81 × 19,807.50
  4. Step 4: Simplify right side
    36,574.50x = 999,740,184.08
  5. Step 5: Solve for x
    x = 999,740,184.08/36,574.50
  6. Step 6: Final answer
    x = 27,334.35

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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.