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Finding the Fourth Proportional to 40,574.12, 55,964.12 and 37,228.01

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Solution

The fourth proportional to 40,574.12, 55,964.12 and 37,228.01 is: 51,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,574.12 : 55,964.12 = 37,228.01 : x
  2. Step 2: Convert to fraction form
    40,574.12/55,964.12 = 37,228.01/x
  3. Step 3: Cross multiply
    40,574.12x = 55,964.12 × 37,228.01
  4. Step 4: Simplify right side
    40,574.12x = 2,083,432,353.04
  5. Step 5: Solve for x
    x = 2,083,432,353.04/40,574.12
  6. Step 6: Final answer
    x = 51,348.81

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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.