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Finding the Fourth Proportional to 158,412.72, 237,622.73 and 53,232.60

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Solution

The fourth proportional to 158,412.72, 237,622.73 and 53,232.60 is: 79,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,412.72 : 237,622.73 = 53,232.60 : x
  2. Step 2: Convert to fraction form
    158,412.72/237,622.73 = 53,232.60/x
  3. Step 3: Cross multiply
    158,412.72x = 237,622.73 × 53,232.60
  4. Step 4: Simplify right side
    158,412.72x = 12,649,275,737.00
  5. Step 5: Solve for x
    x = 12,649,275,737.00/158,412.72
  6. Step 6: Final answer
    x = 79,850.13

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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.