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Finding the Fourth Proportional to 40,303.73, 55,614.73 and 23,305.40

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Solution

The fourth proportional to 40,303.73, 55,614.73 and 23,305.40 is: 32,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,303.73 : 55,614.73 = 23,305.40 : x
  2. Step 2: Convert to fraction form
    40,303.73/55,614.73 = 23,305.40/x
  3. Step 3: Cross multiply
    40,303.73x = 55,614.73 × 23,305.40
  4. Step 4: Simplify right side
    40,303.73x = 1,296,123,528.54
  5. Step 5: Solve for x
    x = 1,296,123,528.54/40,303.73
  6. Step 6: Final answer
    x = 32,158.90

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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.