Home / 100,940.37-151,434.24-56,597.73

Finding the Fourth Proportional to 100,940.37, 151,434.24 and 56,597.73

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Solution

The fourth proportional to 100,940.37, 151,434.24 and 56,597.73 is: 84,909.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,940.37 : 151,434.24 = 56,597.73 : x
  2. Step 2: Convert to fraction form
    100,940.37/151,434.24 = 56,597.73/x
  3. Step 3: Cross multiply
    100,940.37x = 151,434.24 × 56,597.73
  4. Step 4: Simplify right side
    100,940.37x = 8,570,834,228.28
  5. Step 5: Solve for x
    x = 8,570,834,228.28/100,940.37
  6. Step 6: Final answer
    x = 84,909.88

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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.