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Finding the Fourth Proportional to 155,956.53, 233,932.62 and 37,626.87

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Solution

The fourth proportional to 155,956.53, 233,932.62 and 37,626.87 is: 56,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,956.53 : 233,932.62 = 37,626.87 : x
  2. Step 2: Convert to fraction form
    155,956.53/233,932.62 = 37,626.87/x
  3. Step 3: Cross multiply
    155,956.53x = 233,932.62 × 37,626.87
  4. Step 4: Simplify right side
    155,956.53x = 8,802,152,281.50
  5. Step 5: Solve for x
    x = 8,802,152,281.50/155,956.53
  6. Step 6: Final answer
    x = 56,439.78

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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.