Home / 48,204.60-72,285.30-21,895.80

Finding the Fourth Proportional to 48,204.60, 72,285.30 and 21,895.80

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Solution

The fourth proportional to 48,204.60, 72,285.30 and 21,895.80 is: 32,833.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,204.60 : 72,285.30 = 21,895.80 : x
  2. Step 2: Convert to fraction form
    48,204.60/72,285.30 = 21,895.80/x
  3. Step 3: Cross multiply
    48,204.60x = 72,285.30 × 21,895.80
  4. Step 4: Simplify right side
    48,204.60x = 1,582,744,471.74
  5. Step 5: Solve for x
    x = 1,582,744,471.74/48,204.60
  6. Step 6: Final answer
    x = 32,833.89

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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.