Home / 59,262.20-81,847.85-54,778.17

Finding the Fourth Proportional to 59,262.20, 81,847.85 and 54,778.17

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Solution

The fourth proportional to 59,262.20, 81,847.85 and 54,778.17 is: 75,654.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,262.20 : 81,847.85 = 54,778.17 : x
  2. Step 2: Convert to fraction form
    59,262.20/81,847.85 = 54,778.17/x
  3. Step 3: Cross multiply
    59,262.20x = 81,847.85 × 54,778.17
  4. Step 4: Simplify right side
    59,262.20x = 4,483,475,441.43
  5. Step 5: Solve for x
    x = 4,483,475,441.43/59,262.20
  6. Step 6: Final answer
    x = 75,654.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.