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Finding the Fourth Proportional to 45,903.51, 68,834.50 and 16,322.13

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Solution

The fourth proportional to 45,903.51, 68,834.50 and 16,322.13 is: 24,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,903.51 : 68,834.50 = 16,322.13 : x
  2. Step 2: Convert to fraction form
    45,903.51/68,834.50 = 16,322.13/x
  3. Step 3: Cross multiply
    45,903.51x = 68,834.50 × 16,322.13
  4. Step 4: Simplify right side
    45,903.51x = 1,123,525,616.68
  5. Step 5: Solve for x
    x = 1,123,525,616.68/45,903.51
  6. Step 6: Final answer
    x = 24,475.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.