Home / 48,555.50-72,815.63-16,956.71

Finding the Fourth Proportional to 48,555.50, 72,815.63 and 16,956.71

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Solution

The fourth proportional to 48,555.50, 72,815.63 and 16,956.71 is: 25,428.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,555.50 : 72,815.63 = 16,956.71 : x
  2. Step 2: Convert to fraction form
    48,555.50/72,815.63 = 16,956.71/x
  3. Step 3: Cross multiply
    48,555.50x = 72,815.63 × 16,956.71
  4. Step 4: Simplify right side
    48,555.50x = 1,234,713,072.52
  5. Step 5: Solve for x
    x = 1,234,713,072.52/48,555.50
  6. Step 6: Final answer
    x = 25,428.91

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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.