Home / 48,633.91-72,951.59-13,573.75

Finding the Fourth Proportional to 48,633.91, 72,951.59 and 13,573.75

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Solution

The fourth proportional to 48,633.91, 72,951.59 and 13,573.75 is: 20,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,633.91 : 72,951.59 = 13,573.75 : x
  2. Step 2: Convert to fraction form
    48,633.91/72,951.59 = 13,573.75/x
  3. Step 3: Cross multiply
    48,633.91x = 72,951.59 × 13,573.75
  4. Step 4: Simplify right side
    48,633.91x = 990,226,576.89
  5. Step 5: Solve for x
    x = 990,226,576.89/48,633.91
  6. Step 6: Final answer
    x = 20,360.83

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1.5x scale

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.