Home / 59,956.20-89,935.50-20,558.58

Finding the Fourth Proportional to 59,956.20, 89,935.50 and 20,558.58

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Solution

The fourth proportional to 59,956.20, 89,935.50 and 20,558.58 is: 30,838.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,956.20 : 89,935.50 = 20,558.58 : x
  2. Step 2: Convert to fraction form
    59,956.20/89,935.50 = 20,558.58/x
  3. Step 3: Cross multiply
    59,956.20x = 89,935.50 × 20,558.58
  4. Step 4: Simplify right side
    59,956.20x = 1,848,946,171.59
  5. Step 5: Solve for x
    x = 1,848,946,171.59/59,956.20
  6. Step 6: Final answer
    x = 30,838.28

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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.