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Finding the Fourth Proportional to 158,624.64, 237,943.41 and 40,299.03

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Solution

The fourth proportional to 158,624.64, 237,943.41 and 40,299.03 is: 60,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,624.64 : 237,943.41 = 40,299.03 : x
  2. Step 2: Convert to fraction form
    158,624.64/237,943.41 = 40,299.03/x
  3. Step 3: Cross multiply
    158,624.64x = 237,943.41 × 40,299.03
  4. Step 4: Simplify right side
    158,624.64x = 9,588,888,617.89
  5. Step 5: Solve for x
    x = 9,588,888,617.89/158,624.64
  6. Step 6: Final answer
    x = 60,450.18

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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.