Home / 55,412.20-83,118.30-32,011.30

Finding the Fourth Proportional to 55,412.20, 83,118.30 and 32,011.30

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Solution

The fourth proportional to 55,412.20, 83,118.30 and 32,011.30 is: 48,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.20 : 83,118.30 = 32,011.30 : x
  2. Step 2: Convert to fraction form
    55,412.20/83,118.30 = 32,011.30/x
  3. Step 3: Cross multiply
    55,412.20x = 83,118.30 × 32,011.30
  4. Step 4: Simplify right side
    55,412.20x = 2,660,724,836.79
  5. Step 5: Solve for x
    x = 2,660,724,836.79/55,412.20
  6. Step 6: Final answer
    x = 48,016.95

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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.