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Finding the Fourth Proportional to 40,802, 61,145.57 and 32,444.93

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Solution

The fourth proportional to 40,802, 61,145.57 and 32,444.93 is: 48,621.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802 : 61,145.57 = 32,444.93 : x
  2. Step 2: Convert to fraction form
    40,802/61,145.57 = 32,444.93/x
  3. Step 3: Cross multiply
    40,802x = 61,145.57 × 32,444.93
  4. Step 4: Simplify right side
    40,802x = 1,983,863,738.46
  5. Step 5: Solve for x
    x = 1,983,863,738.46/40,802
  6. Step 6: Final answer
    x = 48,621.73

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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.