Home / 126,584.40-189,852.30-37,840.80

Finding the Fourth Proportional to 126,584.40, 189,852.30 and 37,840.80

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Solution

The fourth proportional to 126,584.40, 189,852.30 and 37,840.80 is: 56,753.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,584.40 : 189,852.30 = 37,840.80 : x
  2. Step 2: Convert to fraction form
    126,584.40/189,852.30 = 37,840.80/x
  3. Step 3: Cross multiply
    126,584.40x = 189,852.30 × 37,840.80
  4. Step 4: Simplify right side
    126,584.40x = 7,184,162,913.84
  5. Step 5: Solve for x
    x = 7,184,162,913.84/126,584.40
  6. Step 6: Final answer
    x = 56,753.94

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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.