Home / 158,644.80-237,905.46-79,704

Finding the Fourth Proportional to 158,644.80, 237,905.46 and 79,704

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Solution

The fourth proportional to 158,644.80, 237,905.46 and 79,704 is: 119,524.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,644.80 : 237,905.46 = 79,704 : x
  2. Step 2: Convert to fraction form
    158,644.80/237,905.46 = 79,704/x
  3. Step 3: Cross multiply
    158,644.80x = 237,905.46 × 79,704
  4. Step 4: Simplify right side
    158,644.80x = 18,962,016,783.84
  5. Step 5: Solve for x
    x = 18,962,016,783.84/158,644.80
  6. Step 6: Final answer
    x = 119,524.98

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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.